a saturated fatty acid occurring naturally in animal and vegetable fats
tar paper
Noun
a heavy paper impregnated with tar and used as part of a roof for waterproofing
ticker tape
Noun
a continuous thin ribbon of paper on which stock quotes are written
triacetate
Noun
cellulose acetate that is relatively slow to burn
trichloride
Noun
any compound containing three chlorine atoms in each molecule
transcriptase
Noun
the enzyme that copies DNA into RNA
tetrabromo-phenolsulfonephthalein
Noun
a dye used as an acid-base indicator
tallow
Noun
obtained from suet and used in making soap, candles and lubricants
tetanus antitoxin
Noun
antitoxin given for short-term immunization against tetanus in cases of possible exposure to the tetanus bacillus
toxin antitoxin
Noun
a mixture of toxin and antitoxin used to immunize against a disease
tin pyrites
Noun
a dark grey mineral with a metallic luster that is a source of tin
tetanus immunoglobulin
Noun
sterile solution of globulins derived from the blood plasma of a person who has been immunized for tetanus
tetanus immune globulin
Noun
sterile solution of globulins derived from the blood plasma of a person who has been immunized for tetanus
toxin
Noun
a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species
toxoid
Noun
a bacterial toxin that has been weakened until it is no longer toxic but is strong enough to induce the formation of antibodies and immunity to the specific disease caused by the toxin
thrombocyte
Noun
tiny bits of protoplasm found in vertebrate blood
tetrasodium pyrophosphate
Noun
a sodium salt of pyrophosphoric acid used as a builder in soaps and detergents
triazine
Noun
any of three isomeric compounds having three carbon and three nitrogen atoms in a six-membered ring
tri-chad
Noun
a chad that is incompletely removed and still attached at three corners
trichloroacetic acid
Noun
a strong acid made by chlorinating acetic acid
trichloracetic acid
Noun
a strong acid made by chlorinating acetic acid
tridymite
Noun
a mineral form of silica
triolein
Noun
a naturally occurring glyceride of oleic acid that is found in fats and oils
trimer
Noun
a polymer (or a molecule of a polymer) consisting of three identical monomers
trioxide
Noun
an oxide containing three atoms of oxygen in the molecule
tripalmitin
Noun
a triglyceride of palmitic acid
triphosphopyridine
Noun
a pyridine ring with three phosphorus groups
triphosphopyridine nucleotide
Noun
a coenzyme of several enzymes
triphosphoric acid
Noun
an acid that is a partial anhydride of three molecules of phosphoric acid
trisaccharide
Noun
any of a variety of carbohydrates that yield three monosaccharide molecules on complete hydrolysis
trisodium phosphate
Noun
the tertiary phosphate of sodium used as a builder in soaps and detergents
trisodium orthophosphate
Noun
the tertiary phosphate of sodium used as a builder in soaps and detergents
tribasic sodium phosphate
Noun
the tertiary phosphate of sodium used as a builder in soaps and detergents
tristearin
Noun
a triglyceride of stearic acid
trypsin
Noun
an enzyme of pancreatic origin
trypsinogen
Noun
inactive precursor of trypsin
tryptophan
Noun
an amino acid that occurs in proteins
tryptophane
Noun
an amino acid that occurs in proteins
tuna oil
Noun
an oil obtained from tuna
thymine
Noun
a base found in DNA (but not in RNA) and derived from pyrimidine
tundra soil
Noun
a black mucky soil with a frozen subsoil that is characteristic of Arctic and subarctic regions
thiamine
Noun
a B vitamin that prevents beriberi
tungsten steel
Noun
a very hard heat-resistant steel containing tungsten
thiamin
Noun
a B vitamin that prevents beriberi
tungstate
Noun
a salt of tungstic acid
tungstic acid
Noun
an oxyacid of tungsten (often polymeric in nature) formed by neutralizing alkaline tungstate solutions