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daminozide |
Noun
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a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one time |
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denaturant |
Noun
|
any substance that serves as a denaturing agent |
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denatured alcohol |
Noun
|
ethyl alcohol that is unfit for drinking but is still useful for other purposes |
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delta iron |
Noun
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an allotrope of iron that is stable between 1403 degrees centigrade and the melting point (= 1532 degrees) |
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dacite |
Noun
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a grey volcanic rock containing plagioclase and quartz and other crystalline minerals |
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deuterium oxide |
Noun
|
water containing a substantial proportion of deuterium atoms, used in nuclear reactors |
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dexamethasone |
Noun
|
a corticosteroid drug (trade names Decadron or Dexamethasone Intensol or Dexone or Hexadrol or Oradexon) used to treat allergies or inflammation |
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drying oil |
Noun
|
an oil that hardens in air due to oxidation and is often used as a paint or varnish base |
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diazonium |
Noun
|
the univalent cation R-N:N- (where R is an aromatic hydrocarbon) |
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decanedioic acid |
Noun
|
a dicarboxylic acid used to make resins |
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diethylstilbestrol |
Noun
|
a potent estrogen used in medicine and in feed for livestock and poultry |
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diethylstilboestrol |
Noun
|
a potent estrogen used in medicine and in feed for livestock and poultry |
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deerskin |
Noun
|
leather from the hide of a deer |
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desiccant |
Noun
|
a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture) |
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drying agent |
Noun
|
a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture) |
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decanoic acid |
Noun
|
a fatty acid found in animal oils and fats |
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diethylaminoethyl cellulose |
Noun
|
used for chromatography |
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dielectric |
Noun
|
a material such as glass or porcelain with negligible electrical or thermal conductivity |
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detritus |
Noun
|
loose material (stone fragments and silt etc) that is worn away from rocks |
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detritus |
Noun
|
the remains of something that has been destroyed or broken up |
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deoxyribose |
Noun
|
a sugar that is a constituent of nucleic acids |
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dental gold |
Noun
|
an alloy of gold used in dentistry |
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desert soil |
Noun
|
a type of soil that develops in arid climates |
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desertic soil |
Noun
|
a type of soil that develops in arid climates |
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dew |
Noun
|
water that has condensed on a cool surface overnight from water vapor in the air |
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dextrin |
Noun
|
any of various polysaccharides obtained by hydrolysis of starch |
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di-iodotyrosine |
Noun
|
tyrosine with two iodine atoms added |
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dilutant |
Noun
|
a diluting agent |
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diluent |
Noun
|
a diluting agent |
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dimer |
Noun
|
a compound whose molecules are composed of two identical monomers |
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dimethylglyoxime |
Noun
|
a compound used in analysis as a precipitant for palladium or nickel |
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dimpled chad |
Noun
|
a chad that has been punched or dimpled but all four corners are still attached |
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diol |
Noun
|
any of a class of alcohols having 2 hydroxyl groups in each molecule |
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dihydric alcohol |
Noun
|
any of a class of alcohols having 2 hydroxyl groups in each molecule |
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dioxide |
Noun
|
an oxide containing two atoms of oxygen in the molecule |
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dioxin |
Noun
|
any of several toxic or carcinogenic hydrocarbons that occur as impurities in herbicides |
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disaccharidase |
Noun
|
an enzyme that catalyzes the hydrolysis of disaccharides into monosaccharides |
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disaccharide |
Noun
|
any of a variety of carbohydrates that yield two monosaccharide molecules on complete hydrolysis |
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dishwater |
Noun
|
water in which dishes and cooking utensils are washed |
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distillate |
Noun
|
a purified liquid produced by condensation from a vapor during distilling |
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distilled water |
Noun
|
water that has been purified by distillation |
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dressed ore |
Noun
|
the desired mineral that is left after impurities have been removed from mined ore |
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driftwood |
Noun
|
wood that is floating or that has been washed ashore |
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drill steel |
Noun
|
carbon steel used for rock drills and dowels |
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drill rod |
Noun
|
carbon steel used for rock drills and dowels |
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docosahexaenoic acid |
Noun
|
an omega-3 fatty acid with 22 carbon atoms |
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dopamine |
Noun
|
a monoamine neurotransmitter found in the brain and essential for the normal functioning of the central nervous system |
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dottle |
Noun
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the residue of partially burnt tobacco left caked in the bowl of a pipe after smoking |
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dragon's blood |
Noun
|
a dark red resinous substance derived from various trees and used in photoengraving |
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drawing paper |
Noun
|
paper that is specially prepared for use in drafting |