noun
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soft_solder
|
solder that melts at a relatively low temperature
|
soft_solder: solder that melts at a relatively low temperature
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solder
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an alloy (usually of lead and tin) used when melted to join two metal surfaces
|
solder: an alloy (usually of lead and tin) used when melted to join two metal surfaces
|
gold_dust
|
the particles and flakes (and sometimes small nuggets) of gold obtained in placer mining
|
gold_dust: the particles and flakes (and sometimes small nuggets) of gold obtained in placer mining
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white_gold
|
a pale alloy of gold usually with platinum or nickel or palladium
|
white_gold: a pale alloy of gold usually with platinum or nickel or palladium
|
Monel_metal
|
an alloy of nickel and copper and other metals (such as iron and/or manganese and/or aluminum)
|
Monel_metal: an alloy of nickel and copper and other metals (such as iron and/or manganese and/or aluminum)
|
type_metal
|
an alloy of tin and lead and antimony used to make printing type
|
type_metal: an alloy of tin and lead and antimony used to make printing type
|
white_metal
|
an alloy (often of lead or tin base) used for bearings
|
white_metal: an alloy (often of lead or tin base) used for bearings
|
alluvial_soil
|
a fine-grained fertile soil deposited by water flowing over flood plains or in river beds
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alluvial_soil: a fine-grained fertile soil deposited by water flowing over flood plains or in river beds
|
allyl_alcohol
|
an unsaturated primary alcohol present in wood spirit; use to make resins and plasticizers and pharmaceuticals
|
allyl_alcohol: an unsaturated primary alcohol present in wood spirit; use to make resins and plasticizers and pharmaceuticals
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allyl_resin
|
a resin derived from allyl alcohol that hardens when cured; used as an adhesive
|
allyl_resin: a resin derived from allyl alcohol that hardens when cured; used as an adhesive
|
alpha-beta_brass
|
a brass that has more zinc and is stronger than alpha brass; used in making castings and hot-worked products
|
alpha-beta_brass: a brass that has more zinc and is stronger than alpha brass; used in making castings and hot-worked products
|
alpha_brass
|
an alloy of brass and zinc; used mainly for cold working
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alpha_brass: an alloy of brass and zinc; used mainly for cold working
|
alpha_bronze
|
an alloy of copper and tin that can be worked
|
alpha_bronze: an alloy of copper and tin that can be worked
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alpha_iron
|
a magnetic allotrope of iron; stable below 906 degrees centigrade
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alpha_iron: a magnetic allotrope of iron; stable below 906 degrees centigrade
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alpha-tocopheral
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a potent form of vitamin E obtained from germ oils or by synthesis
|
alpha-tocopheral: a potent form of vitamin E obtained from germ oils or by synthesis
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carotenoid
|
any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
|
carotenoid: any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
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carotene
|
yellow or orange-red fat-soluble pigments in plants
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carotene: yellow or orange-red fat-soluble pigments in plants
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lycopene
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carotenoid that makes tomatoes red; may lower the risk of prostate cancer
|
lycopene: carotenoid that makes tomatoes red; may lower the risk of prostate cancer
|
beta-carotene
|
an isomer of carotene that is found in dark green and dark yellow fruits and vegetables
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beta-carotene: an isomer of carotene that is found in dark green and dark yellow fruits and vegetables
|
xanthophyll
|
yellow carotenoid pigments in plants and animal fats and egg yolks
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xanthophyll: yellow carotenoid pigments in plants and animal fats and egg yolks
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zeaxanthin
|
yellow carotenoid (isomeric with lutein and occurs widely with it) that is the main pigment in yellow Indian corn
|
zeaxanthin: yellow carotenoid (isomeric with lutein and occurs widely with it) that is the main pigment in yellow Indian corn
|
betaine
|
a sweet tasting alkaloid that occurs in sugar beets
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betaine: a sweet tasting alkaloid that occurs in sugar beets
|
beta_iron
|
an allotrope of iron that is the same as alpha iron except that it is nonmagnetic; stable between 768 and 906 degrees centigrade
|
beta_iron: an allotrope of iron that is the same as alpha iron except that it is nonmagnetic; stable between 768 and 906 degrees centigrade
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gamma_iron
|
a nonmagnetic allotrope of iron that is the basis of austenite; stable between 906 and 1403 degrees centigrade
|
gamma_iron: a nonmagnetic allotrope of iron that is the basis of austenite; stable between 906 and 1403 degrees centigrade
|
delta_iron
|
an allotrope of iron that is stable between 1403 degrees centigrade and the melting point (= 1532 degrees)
|
delta_iron: an allotrope of iron that is stable between 1403 degrees centigrade and the melting point (= 1532 degrees)
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amethyst
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a transparent purple variety of quartz; used as a gemstone
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amethyst: a transparent purple variety of quartz; used as a gemstone
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amygdaloid
|
volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits
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amygdaloid: volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits
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aluminum_bronze
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an alloy of copper and aluminum with high tensile strength and resistance to corrosion
|
aluminum_bronze: an alloy of copper and aluminum with high tensile strength and resistance to corrosion
|
activator
|
(biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
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activator: (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
|
activating_agent
|
(mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral
|
activating_agent: (mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral
|
catalyst
|
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
|
catalyst: (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
|
biocatalyst
|
a biochemical catalyst such as an enzyme
|
biocatalyst: a biochemical catalyst such as an enzyme
|
sensitizer
|
(chemistry) a substance other than a catalyst that facilitates the start of a catalytic reaction
|
sensitizer: (chemistry) a substance other than a catalyst that facilitates the start of a catalytic reaction
|
amide
|
any organic compound containing the group -CONH2
|
amide: any organic compound containing the group -CONH2
|
inhibitor
|
a substance that retards or stops an activity
|
inhibitor: a substance that retards or stops an activity
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antioxidant
|
substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides
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antioxidant: substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides
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rust_inhibitor
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antioxidant that inhibits the formation of rust
|
rust_inhibitor: antioxidant that inhibits the formation of rust
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anticatalyst
|
(chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst
|
anticatalyst: (chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst
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actinolite
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a green mineral of the amphibole group; calcium magnesium iron silicate
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actinolite: a green mineral of the amphibole group; calcium magnesium iron silicate
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andesite
|
a dark grey volcanic rock
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andesite: a dark grey volcanic rock
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anthophyllite
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a dark brown mineral of the amphibole group; magnesium iron silicate
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anthophyllite: a dark brown mineral of the amphibole group; magnesium iron silicate
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asbestos
|
a fibrous amphibole; used for making fireproof articles; inhaling fibers can cause asbestosis or lung cancer
|
asbestos: a fibrous amphibole; used for making fireproof articles; inhaling fibers can cause asbestosis or lung cancer
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chrysotile
|
a grey or green fibrous mineral; an important source of commercial asbestos
|
chrysotile: a grey or green fibrous mineral; an important source of commercial asbestos
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tremolite
|
a white or pale green mineral (calcium magnesium silicate) of the amphibole group used as a form of asbestos
|
tremolite: a white or pale green mineral (calcium magnesium silicate) of the amphibole group used as a form of asbestos
|
hornblende
|
a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
|
hornblende: a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
|
aphanite
|
fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
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aphanite: fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
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aplite
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light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars
|
aplite: light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars
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afterdamp
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a toxic mixture of gases (including carbon dioxide and carbon monoxide and nitrogen) after an explosion of firedamp in a mine
|
afterdamp: a toxic mixture of gases (including carbon dioxide and carbon monoxide and nitrogen) after an explosion of firedamp in a mine
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dacite
|
a grey volcanic rock containing plagioclase and quartz and other crystalline minerals
|
dacite: a grey volcanic rock containing plagioclase and quartz and other crystalline minerals
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firedamp
|
a mixture of gases (mostly methane) that form in coal mines and become explosive when mixed with air
|
firedamp: a mixture of gases (mostly methane) that form in coal mines and become explosive when mixed with air
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carrier
|
an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction
|
carrier: an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction
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moderator
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any substance used to slow down neutrons in nuclear reactors
|
moderator: any substance used to slow down neutrons in nuclear reactors
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heavy_water
|
water containing a substantial proportion of deuterium atoms, used in nuclear reactors
|
heavy_water: water containing a substantial proportion of deuterium atoms, used in nuclear reactors
|
organic_compound
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any compound of carbon and another element or a radical
|
organic_compound: any compound of carbon and another element or a radical
|
protein
|
any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
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protein: any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
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recombinant_protein
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a protein derived from recombinant DNA
|
recombinant_protein: a protein derived from recombinant DNA
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actomyosin
|
a protein complex in muscle fibers; composed of myosin and actin; shortens when stimulated and causes muscle contractions
|
actomyosin: a protein complex in muscle fibers; composed of myosin and actin; shortens when stimulated and causes muscle contractions
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aleurone
|
granular protein in outermost layer of endosperm of many seeds or cereal grains
|
aleurone: granular protein in outermost layer of endosperm of many seeds or cereal grains
|
amyloid
|
(pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue
|
amyloid: (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue
|
apoenzyme
|
a protein that combines with a coenzyme to form an active enzyme
|
apoenzyme: a protein that combines with a coenzyme to form an active enzyme
|
beta-naphthol
|
an isomer of naphthol used in rubber as an antioxidant
|
beta-naphthol: an isomer of naphthol used in rubber as an antioxidant
|
gelatin
|
a colorless water-soluble glutinous protein obtained from animal tissues such as bone and skin
|
gelatin: a colorless water-soluble glutinous protein obtained from animal tissues such as bone and skin
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chondrin
|
a substance that resembles gelatin and is obtained by boiling cartilage in water
|
chondrin: a substance that resembles gelatin and is obtained by boiling cartilage in water
|
mucin
|
a nitrogenous substance found in mucous secretions; a lubricant that protects body surfaces
|
mucin: a nitrogenous substance found in mucous secretions; a lubricant that protects body surfaces
|
conjugated_protein
|
a protein complex combining amino acids with other substances
|
conjugated_protein: a protein complex combining amino acids with other substances
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actin
|
one of the proteins into which actomyosin can be split; can exist in either a globular or a fibrous form
|
actin: one of the proteins into which actomyosin can be split; can exist in either a globular or a fibrous form
|
albumin
|
a simple water-soluble protein found in many animal tissues and liquids
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albumin: a simple water-soluble protein found in many animal tissues and liquids
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lactalbumin
|
albumin occurring in milk
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lactalbumin: albumin occurring in milk
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serum_albumin
|
albumin occurring in blood serum; serves to maintain the somatic pressure of the blood
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serum_albumin: albumin occurring in blood serum; serves to maintain the somatic pressure of the blood
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alpha_globulin
|
a globulin in blood plasma or serum that is alkaline and has great electrophoretic mobility
|
alpha_globulin: a globulin in blood plasma or serum that is alkaline and has great electrophoretic mobility
|
serum_globulin
|
globulins occurring in blood serum and containing most of the antibodies of the blood
|
serum_globulin: globulins occurring in blood serum and containing most of the antibodies of the blood
|
C-reactive_protein
|
a byproduct of inflammation; a globulin that is found in the blood in some cases of acute inflammation
|
C-reactive_protein: a byproduct of inflammation; a globulin that is found in the blood in some cases of acute inflammation
|
keratin
|
a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves
|
keratin: a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves
|
chitin
|
a tough semitransparent horny substance; the principal component of the exoskeletons of arthropods and the cell walls of certain fungi
|
chitin: a tough semitransparent horny substance; the principal component of the exoskeletons of arthropods and the cell walls of certain fungi
|
enzyme
|
any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
|
enzyme: any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
|
fibrin
|
a white insoluble fibrous protein formed by the action of thrombin on fibrinogen when blood clots; it forms a network that traps red cells and platelets
|
fibrin: a white insoluble fibrous protein formed by the action of thrombin on fibrinogen when blood clots; it forms a network that traps red cells and platelets
|
filaggrin
|
the main protein of the keratohyalin granules
|
filaggrin: the main protein of the keratohyalin granules
|
growth_factor
|
a protein that is involved in cell differentiation and growth
|
growth_factor: a protein that is involved in cell differentiation and growth
|
nerve_growth_factor
|
a protein that is involved in the growth of peripheral nerve cells
|
nerve_growth_factor: a protein that is involved in the growth of peripheral nerve cells
|
haptoglobin
|
a protein in plasma that binds free hemoglobin and removes it (as from wounds)
|
haptoglobin: a protein in plasma that binds free hemoglobin and removes it (as from wounds)
|
iodoprotein
|
a protein that contains iodine
|
iodoprotein: a protein that contains iodine
|
nucleoprotein
|
any of several substances found in the nuclei of all living cells; consists of a protein bound to a nucleic acid
|
nucleoprotein: any of several substances found in the nuclei of all living cells; consists of a protein bound to a nucleic acid
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opsin
|
retinal protein formed by the action of light on rhodopsin
|
opsin: retinal protein formed by the action of light on rhodopsin
|
phosphoprotein
|
containing chemically bound phosphoric acid
|
phosphoprotein: containing chemically bound phosphoric acid
|
casein
|
a milk protein used in making e.g. plastics and adhesives
|
casein: a milk protein used in making e.g. plastics and adhesives
|
amylase
|
any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar
|
amylase: any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar
|
angiotensin_converting_enzyme
|
proteolytic enzyme that converts angiotensin I into angiotensin II
|
angiotensin_converting_enzyme: proteolytic enzyme that converts angiotensin I into angiotensin II
|
cholinesterase
|
an enzyme that hydrolyses acetylcholine (into choline and acetic acid)
|
cholinesterase: an enzyme that hydrolyses acetylcholine (into choline and acetic acid)
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coagulase
|
an enzyme that induces coagulation
|
coagulase: an enzyme that induces coagulation
|
collagenase
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any enzyme that catalyzes the hydrolysis of collagen and gelatin
|
collagenase: any enzyme that catalyzes the hydrolysis of collagen and gelatin
|
complement
|
one of a series of enzymes in the blood serum that are part of the immune response
|
complement: one of a series of enzymes in the blood serum that are part of the immune response
|
plasma_protein
|
any of the proteins in blood plasma
|
plasma_protein: any of the proteins in blood plasma
|
prostate_specific_antigen
|
a protein manufactured exclusively by the prostate gland; PSA is produced for the ejaculate where it liquifies the semen and allows sperm cells to swim freely; elevated levels of PSA in blood serum are associated with benign prostatic hyperplasia and prostate cancer
|
prostate_specific_antigen: a protein manufactured exclusively by the prostate gland; PSA is produced for the ejaculate where it liquifies the semen and allows sperm cells to swim freely; elevated levels of PSA in blood serum are associated with benign prostatic hyperplasia and prostate cancer
|
proteome
|
the full complement of proteins produced by a particular genome
|
proteome: the full complement of proteins produced by a particular genome
|
simple_protein
|
a protein that yields only amino acids when hydrolyzed
|
simple_protein: a protein that yields only amino acids when hydrolyzed
|
thrombin
|
an enzyme that acts on fibrinogen in blood causing it to clot
|
thrombin: an enzyme that acts on fibrinogen in blood causing it to clot
|
tumor_necrosis_factor
|
a proinflammatory cytokine that is produced by white blood cells (monocytes and macrophages); has an antineoplastic effect but causes inflammation (as in rheumatoid arthritis)
|
tumor_necrosis_factor: a proinflammatory cytokine that is produced by white blood cells (monocytes and macrophages); has an antineoplastic effect but causes inflammation (as in rheumatoid arthritis)
|
catalase
|
enzyme found in most plant and animal cells that functions as an oxidative catalyst; decomposes hydrogen peroxide into oxygen and water
|
catalase: enzyme found in most plant and animal cells that functions as an oxidative catalyst; decomposes hydrogen peroxide into oxygen and water
|
cyclooxygenase
|
either of two related enzymes that control the production of prostaglandins and are blocked by aspirin
|
cyclooxygenase: either of two related enzymes that control the production of prostaglandins and are blocked by aspirin
|
cyclooxygenase-1
|
an enzyme that regulates prostaglandins that are important for the health of the stomach lining and kidneys
|
cyclooxygenase-1: an enzyme that regulates prostaglandins that are important for the health of the stomach lining and kidneys
|
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