nitrogenous base


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.
Related to nitrogenous base: nucleic acid, DNA, amino acid, DNA structure

nitrogenous base

n.
Variant of nitrogen base.
References in periodicals archive ?
A nucleotide is composed of 3 parts: five-sided sugar, phosphate group and nitrogenous base.
In either case, a nucleotide--the building block for a nucleic acid strand--consists of a nitrogenous base, a sugar, and phosphate(s).
Bioisosteric replacement of carbonyl oxygen in guanine (pyridine-imidazole ring system), a nitrogenous base by S gives 6-thioguanine (potent anti-cancer antimetabolite).