noun
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olivenite
|
rare green to black mineral consisting of hydrated copper arsenate that is found in copper deposits
|
olivenite: rare green to black mineral consisting of hydrated copper arsenate that is found in copper deposits
|
ozonide
|
any of a class of unstable chemical compounds resulting from the addition of ozone to a double bond in an unsaturated compound
|
ozonide: any of a class of unstable chemical compounds resulting from the addition of ozone to a double bond in an unsaturated compound
|
perchlorate
|
a salt of perchloric acid
|
perchlorate: a salt of perchloric acid
|
perchloric_acid
|
a powerful oxidizing agent; forms perchlorates
|
perchloric_acid: a powerful oxidizing agent; forms perchlorates
|
proline
|
an amino acid that is found in many proteins (especially collagen)
|
proline: an amino acid that is found in many proteins (especially collagen)
|
biomass
|
plant materials and animal waste used as fuel
|
biomass: plant materials and animal waste used as fuel
|
butane
|
occurs in natural gas; used in the manufacture of rubber and fuels
|
butane: occurs in natural gas; used in the manufacture of rubber and fuels
|
char
|
a charred substance
|
char: a charred substance
|
charcoal
|
a carbonaceous material obtained by heating wood or other organic matter in the absence of air
|
charcoal: a carbonaceous material obtained by heating wood or other organic matter in the absence of air
|
coal_gas
|
gaseous mixture produced by distillation of bituminous coal and used for heating and lighting
|
coal_gas: gaseous mixture produced by distillation of bituminous coal and used for heating and lighting
|
town_gas
|
coal gas manufactured for domestic and industrial use
|
town_gas: coal gas manufactured for domestic and industrial use
|
coke
|
carbon fuel produced by distillation of coal
|
coke: carbon fuel produced by distillation of coal
|
diesel_oil
|
a heavy mineral oil used as fuel in diesel engines
|
diesel_oil: a heavy mineral oil used as fuel in diesel engines
|
derv
|
diesel oil used in cars and lorries with diesel engines; from d(iesel) e(ngine) r(oad) v(ehicle)
|
derv: diesel oil used in cars and lorries with diesel engines; from d(iesel) e(ngine) r(oad) v(ehicle)
|
fire
|
fuel that is burning and is used as a means for cooking
|
fire: fuel that is burning and is used as a means for cooking
|
fossil_fuel
|
fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
|
fossil_fuel: fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
|
fuel_oil
|
a petroleum product used for fuel
|
fuel_oil: a petroleum product used for fuel
|
gasohol
|
a gasoline substitute consisting of 90% gasoline and 10% grain alcohol from corn
|
gasohol: a gasoline substitute consisting of 90% gasoline and 10% grain alcohol from corn
|
gasoline
|
a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
|
gasoline: a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
|
leaded_gasoline
|
gasoline treated with a lead compound to reduce motor knocks
|
leaded_gasoline: gasoline treated with a lead compound to reduce motor knocks
|
illuminant
|
something that can serve as a source of light
|
illuminant: something that can serve as a source of light
|
kerosene
|
a flammable hydrocarbon oil used as fuel in lamps and heaters
|
kerosene: a flammable hydrocarbon oil used as fuel in lamps and heaters
|
methanol
|
a light volatile flammable poisonous liquid alcohol; used as an antifreeze and solvent and fuel and as a denaturant for ethyl alcohol
|
methanol: a light volatile flammable poisonous liquid alcohol; used as an antifreeze and solvent and fuel and as a denaturant for ethyl alcohol
|
nuclear_fuel
|
fuel (such as uranium) that can be used in nuclear reactors as a source of electricity
|
nuclear_fuel: fuel (such as uranium) that can be used in nuclear reactors as a source of electricity
|
opal
|
a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones
|
opal: a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones
|
ore
|
a mineral that contains metal that is valuable enough to be mined
|
ore: a mineral that contains metal that is valuable enough to be mined
|
oroide
|
alloy of copper and tin and zinc; used in imitation gold jewelry
|
oroide: alloy of copper and tin and zinc; used in imitation gold jewelry
|
orpiment
|
a yellow mineral occurring in conjunction with realgar; an ore of arsenic
|
orpiment: a yellow mineral occurring in conjunction with realgar; an ore of arsenic
|
osmiridium
|
a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.
|
osmiridium: a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.
|
paragonite
|
a colorless or pale brown mica with sodium
|
paragonite: a colorless or pale brown mica with sodium
|
paraldehyde
|
a colorless liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solvent
|
paraldehyde: a colorless liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solvent
|
peat
|
partially carbonized vegetable matter saturated with water; can be used as a fuel when dried
|
peat: partially carbonized vegetable matter saturated with water; can be used as a fuel when dried
|
pentlandite
|
a mineral (iron and nickel sulphide) that is the chief ore of nickel
|
pentlandite: a mineral (iron and nickel sulphide) that is the chief ore of nickel
|
triose
|
any monosaccharide sugar containing three atoms of carbon per molecule
|
triose: any monosaccharide sugar containing three atoms of carbon per molecule
|
tetrose
|
any monosaccharide sugar containing four atoms of carbon per molecule
|
tetrose: any monosaccharide sugar containing four atoms of carbon per molecule
|
pentose
|
any monosaccharide sugar containing five atoms of carbon per molecule
|
pentose: any monosaccharide sugar containing five atoms of carbon per molecule
|
hexose
|
a monosaccharide that contains six carbon atoms per molecule
|
hexose: a monosaccharide that contains six carbon atoms per molecule
|
pentoxide
|
an oxide containing five atoms of oxygen in the molecule
|
pentoxide: an oxide containing five atoms of oxygen in the molecule
|
peptone
|
any of various water-soluble compounds that form by hydrolysis in the digestion of proteins to amino acids
|
peptone: any of various water-soluble compounds that form by hydrolysis in the digestion of proteins to amino acids
|
periclase
|
a white solid mineral that occurs naturally as periclase; a source of magnesium
|
periclase: a white solid mineral that occurs naturally as periclase; a source of magnesium
|
phlogopite
|
a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum
|
phlogopite: a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum
|
pinite
|
grey or green or brown mineral similar to mica and containing aluminum and potassium sulphates
|
pinite: grey or green or brown mineral similar to mica and containing aluminum and potassium sulphates
|
pollucite
|
a rare mineral that is an important source of cesium
|
pollucite: a rare mineral that is an important source of cesium
|
quaternary_ammonium_compound
|
a compound derived from ammonium with hydrogen atoms replaced by organic groups; used as surface-active agents, disinfectants, and in drugs
|
quaternary_ammonium_compound: a compound derived from ammonium with hydrogen atoms replaced by organic groups; used as surface-active agents, disinfectants, and in drugs
|
proenzyme
|
any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
|
proenzyme: any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
|
propane
|
colorless gas found in natural gas and petroleum; used as a fuel
|
propane: colorless gas found in natural gas and petroleum; used as a fuel
|
propellant
|
any substance that propels
|
propellant: any substance that propels
|
rocket_fuel
|
an explosive charge that propels a rocket
|
rocket_fuel: an explosive charge that propels a rocket
|
propylthiouracil
|
a crystalline compound used as an antithyroid drug in the treatment of goiter
|
propylthiouracil: a crystalline compound used as an antithyroid drug in the treatment of goiter
|
psilomelane
|
a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese
|
psilomelane: a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese
|
pyridine
|
a toxic colorless flammable liquid organic base with a disagreeable odor; usually derived from coal
|
pyridine: a toxic colorless flammable liquid organic base with a disagreeable odor; usually derived from coal
|
pyrite
|
a common mineral (iron disulfide) that has a pale yellow color
|
pyrite: a common mineral (iron disulfide) that has a pale yellow color
|
pyrites
|
any of various metallic-looking sulfides (of which pyrite is the commonest)
|
pyrites: any of various metallic-looking sulfides (of which pyrite is the commonest)
|
pyrolusite
|
a mineral consisting of manganese dioxide; an important source of manganese
|
pyrolusite: a mineral consisting of manganese dioxide; an important source of manganese
|
pyromorphite
|
a mineral consisting of lead chloride and phosphate; a minor source of lead
|
pyromorphite: a mineral consisting of lead chloride and phosphate; a minor source of lead
|
pyrophyllite
|
a white or greenish aluminum silicate mineral (resembles talc)
|
pyrophyllite: a white or greenish aluminum silicate mineral (resembles talc)
|
pyroxene
|
any of a group of crystalline silicate mineral common in igneous and metamorphic rocks
|
pyroxene: any of a group of crystalline silicate mineral common in igneous and metamorphic rocks
|
pyrrhotite
|
a brownish iron sulfide mineral (FeS) having weak magnetic properties
|
pyrrhotite: a brownish iron sulfide mineral (FeS) having weak magnetic properties
|
quartz
|
a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
|
quartz: a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
|
quartzite
|
hard metamorphic rock consisting essentially of interlocking quartz crystals
|
quartzite: hard metamorphic rock consisting essentially of interlocking quartz crystals
|
rock_crystal
|
a clear quartz used in making electronic and optical equipment
|
rock_crystal: a clear quartz used in making electronic and optical equipment
|
rhinestone
|
an imitation diamond made from rock crystal or glass or paste
|
rhinestone: an imitation diamond made from rock crystal or glass or paste
|
cairngorm
|
a smoky yellow or brown quartz
|
cairngorm: a smoky yellow or brown quartz
|
rag_paper
|
paper made partly or wholly from rags
|
rag_paper: paper made partly or wholly from rags
|
reactant
|
a chemical substance that is present at the start of a chemical reaction
|
reactant: a chemical substance that is present at the start of a chemical reaction
|
realgar
|
a rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic
|
realgar: a rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic
|
red_clay
|
clay whose redness results from iron oxide
|
red_clay: clay whose redness results from iron oxide
|
red_fire
|
combustible material (usually salts of lithium or strontium) that burns bright red; used in flares and fireworks
|
red_fire: combustible material (usually salts of lithium or strontium) that burns bright red; used in flares and fireworks
|
regosol
|
a type of soil consisting of unconsolidated material from freshly deposited alluvium or sand
|
regosol: a type of soil consisting of unconsolidated material from freshly deposited alluvium or sand
|
regur
|
a rich black loam of India
|
regur: a rich black loam of India
|
residual_soil
|
the soil that is remaining after the soluble elements have been dissolved
|
residual_soil: the soil that is remaining after the soluble elements have been dissolved
|
topsoil
|
the layer of soil on the surface
|
topsoil: the layer of soil on the surface
|
subsoil
|
the layer of soil between the topsoil and bedrock
|
subsoil: the layer of soil between the topsoil and bedrock
|
resinoid
|
a plastic containing resins
|
resinoid: a plastic containing resins
|
rhodochrosite
|
a mineral consisting of manganese carbonate; a source of manganese
|
rhodochrosite: a mineral consisting of manganese carbonate; a source of manganese
|
rhodonite
|
a pink or red mineral consisting of crystalline manganese silicate; used as an ornamental stone
|
rhodonite: a pink or red mineral consisting of crystalline manganese silicate; used as an ornamental stone
|
ribose
|
a pentose sugar important as a component of ribonucleic acid
|
ribose: a pentose sugar important as a component of ribonucleic acid
|
ricin
|
a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon
|
ricin: a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon
|
road_metal
|
broken rock used for repairing or making roads
|
road_metal: broken rock used for repairing or making roads
|
rock
|
material consisting of the aggregate of minerals like those making up the Earth's crust
|
rock: material consisting of the aggregate of minerals like those making up the Earth's crust
|
arenaceous_rock
|
a sedimentary rock composed of sand
|
arenaceous_rock: a sedimentary rock composed of sand
|
argillaceous_rock
|
a sedimentary rock formed from clay deposits
|
argillaceous_rock: a sedimentary rock formed from clay deposits
|
rudaceous_rock
|
a sedimentary rock formed of coarse-grained material
|
rudaceous_rock: a sedimentary rock formed of coarse-grained material
|
breccia
|
a rudaceous rock consisting of sharp fragments embedded in clay or sand
|
breccia: a rudaceous rock consisting of sharp fragments embedded in clay or sand
|
sedimentary_rock
|
rock formed from consolidated clay sediments
|
sedimentary_rock: rock formed from consolidated clay sediments
|
sial
|
the granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum
|
sial: the granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum
|
sima
|
rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium
|
sima: rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium
|
marlite
|
metamorphic rock with approximately the same composition as marl
|
marlite: metamorphic rock with approximately the same composition as marl
|
metamorphic_rock
|
rock altered by pressure and heat
|
metamorphic_rock: rock altered by pressure and heat
|
gravel
|
rock fragments and pebbles
|
gravel: rock fragments and pebbles
|
hornfels
|
a fine-grained metamorphic rock formed by the action of heat on clay rocks
|
hornfels: a fine-grained metamorphic rock formed by the action of heat on clay rocks
|
ballast
|
coarse gravel laid to form a bed for streets and railroads
|
ballast: coarse gravel laid to form a bed for streets and railroads
|
bank_gravel
|
gravel as found in natural deposits
|
bank_gravel: gravel as found in natural deposits
|
caliche
|
nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
|
caliche: nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
|
shingle
|
coarse beach gravel of small waterworn stones and pebbles (or a stretch of shore covered with such gravel)
|
shingle: coarse beach gravel of small waterworn stones and pebbles (or a stretch of shore covered with such gravel)
|
gem
|
a crystalline rock that can be cut and polished for jewelry
|
gem: a crystalline rock that can be cut and polished for jewelry
|
cabochon
|
a highly polished gem that is cut convexly but without facets
|
cabochon: a highly polished gem that is cut convexly but without facets
|
slate
|
a fine-grained metamorphic rock that can be split into thin layers
|
slate: a fine-grained metamorphic rock that can be split into thin layers
|
shingling
|
(geology) sediment in which flat pebbles are uniformly tilted in the same direction
|
shingling: (geology) sediment in which flat pebbles are uniformly tilted in the same direction
|
pumice
|
a light glass formed on the surface of some lavas; used as an abrasive
|
pumice: a light glass formed on the surface of some lavas; used as an abrasive
|
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