thymine

English Thesaurus

1. a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine (noun.substance)

hypernym	:	pyrimidine,
definition	:	any of several basic compounds derived from pyrimidine (noun.substance)

substance meronym	:	deoxyribonucleic acid, desoxyribonucleic acid, dna,
definition	:	(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information (noun.substance)