plural of pyridoxal

(biochemistry) One of the three natural forms of vitamin B6

plural of pyridine

(organic chemistry) Any of a class of bicyclic heterocycles consisting of a pyridine fused to one of pyrimidine

plural of pyridopyrimidine

(organic chemistry, in combination) A univalent radical derived from pyridine

(organic chemistry, especially in combination) A univalent C- radical derived from pyridine or a pyridinol

(organic chemistry, especially in combination) Any diradical derived from pyridine

(pharmacology) A parasympathomimetic and reversible cholinesterase inhibitor, used to treat muscle weakness and to combat the effects of curariform drug toxicity.

plural of pyridinylpiperazine