Home › Words › D › dihydropyridinedihydropyridinedihydropyridine · noun — A molecule based upon pyridine, the parent of a class of molecules that have been semi-saturated with two substituents replacing one double bond.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom di- + hydro- + pyridine.nounA molecule based upon pyridine, the parent of a class of molecules that have been semi-saturated with two substituents replacing one double bond.e.g.“dihydropyridine calcium channel blockers”Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.dihydropyrone 72% match — Any of a class of unsaturated six-membered heterocycles that contain one double bond, one oxygen atom and a ketone functional group. vs dihydropyridine →dihydropyrrole 70% match — Any pyrroline. vs dihydropyridine →dipyridine 69% match — A bicyclic heterocycle consisting of two fused pyridine rings vs dihydropyridine →nondihydropyridine 69% match — That which is not a dihydropyridine. vs dihydropyridine →diaminopyridine 68% match — Any of several isomeric diamino derivatives of pyridine vs dihydropyridine →dipyridil 68% match — A nitrogenous base, C₁₀H₈N₂, obtained by the reduction of pyridine. vs dihydropyridine →dihydropyrimidine 67% match — A heterocycle formed from pyrimidine by the addition of two hydrogen atoms across a double bond vs dihydropyridine →dihydropyrazolo 67% match — Any dihydro derivative of a pyrazolo group; a radical derived from a dihydropyrazole vs dihydropyridine →