Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of isonicotinic is as below...

Isonicotinic :: Isonicotinic (a.) Pertaining to, or derived from, isonicotine..

Isonicotinic :: Isonicotinic (a.) Pertaining to, or designating, an acid isomeric with nicotinic acid..

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