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asphalt |
Noun
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mixed asphalt and crushed gravel or sand |
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asphalt |
Verb
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to cover with tar or asphalt |
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augite |
Noun
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dark-green to black glassy mineral of the pyroxene group containing large amounts of aluminum and iron and magnesium |
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azurite |
Noun
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blue carbonate of copper |
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animal black |
Noun
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black substance containing char in the form of carbonized bone |
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animal charcoal |
Noun
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black substance containing char in the form of carbonized bone |
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alpha globulin |
Noun
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a globulin in blood plasma or serum that is alkaline and has great electrophoretic mobility |
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animal glue |
Noun
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a protein gelatin obtained by boiling e.g. skins and hoofs of cattle and horses |
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adenine |
Noun
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(biochemistry) purine base found in DNA and RNA |
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amylase |
Noun
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any of a group of proteins found in saliva and pancreatic juice and parts of plants |
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adenosine |
Noun
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a nucleoside that is a structural component of nucleic acids |
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alluvial soil |
Noun
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a fine-grained fertile soil deposited by water flowing over flood plains or in river beds |
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angiotensin converting enzyme |
Noun
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proteolytic enzyme that converts angiotensin I into angiotensin II |
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adenosine deaminase |
Noun
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an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia |
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allyl alcohol |
Noun
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an unsaturated primary alcohol present in wood spirit |
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angiotensin-converting enzyme |
Noun
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proteolytic enzyme that converts angiotensin I into angiotensin II |
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allyl resin |
Noun
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a resin derived from allyl alcohol that hardens when cured |
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adenosine monophosphate |
Noun
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a nucleotide found in muscle cells and important in metabolism |
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alpha-beta brass |
Noun
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a brass that has more zinc and is stronger than alpha brass |
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adenylic acid |
Noun
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a nucleotide found in muscle cells and important in metabolism |
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adenosine diphosphate |
Noun
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an ester of adenosine that is converted to ATP for energy storage |
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alpha brass |
Noun
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an alloy of brass and zinc |
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adenosine triphosphate |
Noun
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a nucleotide derived from adenosine that occurs in muscle tissue |
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alpha bronze |
Noun
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an alloy of copper and tin that can be worked |
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alpha iron |
Noun
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a magnetic allotrope of iron |
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agate |
Noun
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an impure form of quartz consisting of banded chalcedony |
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alpha-tocopheral |
Noun
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a potent form of vitamin E obtained from germ oils or by synthesis |
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absolute alcohol |
Noun
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pure ethyl alcohol (containing no more than 1% water) |
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arenaceous rock |
Noun
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a sedimentary rock composed of sand |
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argillaceous rock |
Noun
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a sedimentary rock formed from clay deposits |
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aluminum bronze |
Noun
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an alloy of copper and aluminum with high tensile strength and resistance to corrosion |
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aluminium bronze |
Noun
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an alloy of copper and aluminum with high tensile strength and resistance to corrosion |
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aldohexose |
Noun
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a monosaccharide sugar having six carbon atoms and an aldehyde group |
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activator |
Noun
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(biology) any agency bringing about activation |
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aldose |
Noun
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a monosaccharide sugar that contains the aldehyde group or is hemiacetal |
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activating agent |
Noun
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(mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral |
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acetal |
Noun
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any organic compound formed by adding alcohol molecules to aldehyde molecules |
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acetaldol |
Noun
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unsaturated aldol |
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acetaldehyde |
Noun
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a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs |
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amide |
Noun
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any organic compound containing the group -CONH2 |
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acetamide |
Noun
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a colorless solid amide of acetic acid used as a solvent and in the synthesis of organic compounds |
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antioxidant |
Noun
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substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides |
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acrylamide |
Noun
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a white crystalline amide of propenoic acid can damage the nervous system and is carcinogenic in laboratory animals |
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anticatalyst |
Noun
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(chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst |
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aldol |
Noun
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an oily colorless liquid obtained by the condensation of two molecules of acetaldehyde |
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actinolite |
Noun
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a green mineral of the amphibole group |
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aldehyde-alcohol |
Noun
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an oily colorless liquid obtained by the condensation of two molecules of acetaldehyde |
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andesite |
Noun
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a dark grey volcanic rock |
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alkali metal |
Noun
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any of the monovalent metals of group I of the periodic table (lithium or sodium or potassium or rubidium or cesium or francium) |
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anthophyllite |
Noun
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a dark brown mineral of the amphibole group |