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polyester fiber |
Noun
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a quick-drying resilient synthetic fiber consisting primarily of polyester |
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polysaccharide |
Noun
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any of a class of carbohydrates whose molecules contain chains of monosaccharide molecules |
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perchloride |
Noun
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a chloride containing an unusually high proportion of chlorine |
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polyose |
Noun
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any of a class of carbohydrates whose molecules contain chains of monosaccharide molecules |
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petrolatum |
Noun
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a semisolid mixture of hydrocarbons obtained from petroleum |
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polymer |
Noun
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a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers |
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petroleum jelly |
Noun
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a semisolid mixture of hydrocarbons obtained from petroleum |
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polyphosphate |
Noun
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a salt or ester of polyphosphoric acid |
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polyunsaturated fat |
Noun
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a class of fats having long carbon chains with many double bonds unsaturated with hydrogen atoms |
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phenolic plastic |
Noun
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a plastic consisting of phenolic resins |
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potassium ferrocyanide |
Noun
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a cyanide compound that is prepared by the reaction of potassium cyanide with ferrous salts |
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phenolic urea |
Noun
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a plastic consisting of phenolic resins |
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phenylalanine |
Noun
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an essential amino acid found in proteins and needed for growth of children and for protein metabolism in children and adults |
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potassium permanganate |
Noun
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a poisonous salt that forms dark purple crystals and is purple-red when dissolved in water |
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phosgene |
Noun
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a colorless poisonous gas that smells like new-mown hay |
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permanganate of potash |
Noun
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a poisonous salt that forms dark purple crystals and is purple-red when dissolved in water |
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phosphatase |
Noun
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any of a group of enzymes that act as a catalyst in the hydrolysis of organic phosphates |
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phosphine |
Noun
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a colorless gas with a strong fishy smell |
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polypropylene |
Noun
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a polymer of propylene used as a thermoplastic molding material |
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phosphocreatine |
Noun
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an organic compound of creatine and phosphoric acid |
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polypropene |
Noun
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a polymer of propylene used as a thermoplastic molding material |
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polyvinyl-formaldehyde |
Noun
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a polymer of vinyl formaldehyde |
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porphyry |
Noun
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any igneous rock with crystals embedded in a finer groundmass of minerals |
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phospholipid |
Noun
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any of various compounds composed of fatty acids and phosphoric acid and a nitrogenous base |
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porphyritic rock |
Noun
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any igneous rock with crystals embedded in a finer groundmass of minerals |
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phosphoric acid |
Noun
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an acid used in fertilizers and soaps: H3PO4 |
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porpoise oil |
Noun
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a yellow fatty oil obtained from porpoises and used as a fine lubricant |
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phthalic acid |
Noun
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a colorless acid used to make dyes and perfumes |
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potash |
Noun
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a potassium compound often used in agriculture and industry |
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phytochemical |
Noun
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a chemical substance obtained from plants that is biologically active but not nutritive |
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picric acid |
Noun
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a yellow toxic highly explosive strong acid |
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potassium hydroxide |
Noun
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a potassium compound often used in agriculture and industry |
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pig iron |
Noun
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crude iron tapped from a blast furnace |
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prairie soil |
Noun
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a type of soil occurring under grasses in temperate climates |
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pig lead |
Noun
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lead that is cast in pigs |
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percolate |
Noun
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the product of percolation |
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percolate |
Verb
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gain or regain energy |
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percolate |
Verb
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pass through |
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percolate |
Verb
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cause (a solvent) to pass through a permeable substance in order to extract a soluble constituent |
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percolate |
Verb
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prepare in a percolator |
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percolate |
Verb
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spread gradually |
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percolate |
Verb
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permeate or penetrate gradually |
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plasmin |
Noun
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an enzyme that dissolves the fibrin of blood clots |
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paraffin scale |
Noun
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partly refined paraffin wax |
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plasminogen |
Noun
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an inactive form of plasmin that occurs in plasma and is converted to plasmin by organic solvents |
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plasminogen activator |
Noun
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protease produced in the kidney that converts plasminogen to plasmin and so initiates fibrinolysis |
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propanal |
Noun
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a colorless liquid aldehyde |
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propionaldehyde |
Noun
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a colorless liquid aldehyde |
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platinum black |
Noun
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a fine black powder of platinum |
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propanol |
Noun
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a clear colorless volatile liquid (alcohol) used as a solvent and antiseptic |