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coltan |
Noun
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a valuable black mineral combining niobite and tantalite |
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cordierite |
Noun
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a blue mineral of magnesium and iron and aluminum and silicon and oxygen |
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corundom |
Noun
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very hard mineral used as an abrasive |
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corundum |
Noun
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very hard mineral used as an abrasive |
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cristobalite |
Noun
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a white mineral consisting of silica |
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crocolite |
Noun
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a rare lead chromite mineral that forms bright orange crystals |
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cryolite |
Noun
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a white mineral consisting of fluorides of aluminum and sodium |
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coal gas |
Noun
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gaseous mixture produced by distillation of bituminous coal and used for heating and lighting |
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cuprite |
Noun
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a mineral consisting of cuprous oxide that is a source of copper |
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cutin |
Noun
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(biochemistry) a waxy transparent material that occurs in the cuticle of plants and consists of highly polymerized esters of fatty acids |
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cobalt bloom |
Noun
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a reddish mineral consisting of hydrated cobalt arsenate in monoclinic crystalline form and used in coloring glass |
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coal oil |
Noun
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a flammable hydrocarbon oil used as fuel in lamps and heaters |
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cadmium sulphide |
Noun
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ore of cadmium |
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calamine |
Noun
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a white mineral |
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cyanite |
Noun
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a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form |
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carnallite |
Noun
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a white or reddish mineral consisting of hydrous chlorides of potassium and magnesium |
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carnotite |
Noun
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a yellow radioactive mineral |
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caspase |
Noun
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any of a group of proteases that mediate apoptosis |
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casein glue |
Noun
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made from casein |
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cupronickel |
Noun
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a 60/40 alloy of copper and nickel |
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ceratin |
Noun
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a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves |
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chitin |
Noun
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a tough semitransparent horny substance |
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cairngorm |
Noun
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a smoky yellow or brown quartz |
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cholinesterase |
Noun
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an enzyme that hydrolyses acetylcholine (into choline and acetic acid) |
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coagulase |
Noun
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an enzyme that induces coagulation |
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collagenase |
Noun
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any enzyme that catalyzes the hydrolysis of collagen and gelatin |
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carotenoid |
Noun
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any of a class of highly unsaturated yellow to red pigments occurring in plants and animals |
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carotene |
Noun
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yellow or orange-red fat-soluble pigments in plants |
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carotene |
Noun
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an orange isomer of an unsaturated hydrocarbon found in many plants |
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catalase |
Noun
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enzyme found in most plant and animal cells that functions as an oxidative catalyst |
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cyclooxygenase |
Noun
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either of two related enzymes that control the production of prostaglandins and are blocked by aspirin |
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cyclooxygenase-1 |
Noun
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an enzyme that regulates prostaglandins that are important for the health of the stomach lining and kidneys |
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crushed rock |
Noun
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rock fragments and pebbles |
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chrysotile |
Noun
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a grey or green fibrous mineral |
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caliche |
Noun
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nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru |
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caliche |
Noun
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crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions |
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cabochon |
Noun
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a highly polished gem that is cut convexly but without facets |
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cinchonine |
Noun
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an alkaloid derivative of the bark of cinchona trees that is used as an antimalarial drug |
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chondrin |
Noun
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a substance that resembles gelatin and is obtained by boiling cartilage in water |
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conjugated protein |
Noun
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a protein complex combining amino acids with other substances |
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compound protein |
Noun
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a protein complex combining amino acids with other substances |
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cytokinin |
Noun
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any of a class of plant hormones that promote cell division and delay the senescence of leaves |
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corticosterone |
Noun
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secreted by the adrenal cortex |
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congo red |
Noun
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a red-brown azo dye especially as a chemical pH indicator (congo red is red in basic and blue in acidic solutions) |
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crystal violet |
Noun
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a green crystal (violet in water) used as a dye or stain or bactericide or fungicide or anthelmintic or burn treatment |
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cyclooxygenase-2 |
Noun
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an enzyme that makes prostaglandins that cause inflammation and pain and fever |
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caffeine |
Noun
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a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects |
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caffein |
Noun
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a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects |
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carboxylic acid |
Noun
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an organic acid characterized by one or more carboxyl groups |
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calfskin |
Noun
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fine leather from the skin of a calf |