Showing results for nicotinic. Search instead for Isonicotinic.

nicotinic

American

[nik-uh-tin-ik, -tee-nik] / ˌnɪk əˈtɪn ɪk, -ˈti nɪk /

adjective

of, relating to, or containing nicotine.
related to or imitating the action of nicotine on neurons, especially in blocking the cholinergic receptors of the autonomic ganglia.

Other Word Forms

nonnicotinic adjective

Etymology

Origin of nicotinic

First recorded in 1870–75; nicotine + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This powerful chemical compound acts on nicotinic receptors in the nervous system, according to Johnson.

From BBC • Feb. 15, 2026

What we know now is that nicotine is a chemical compound that acts on receptors in the brain called nicotinic acetylcholine receptors, or nAChRs.

From Slate • Jun. 11, 2025

Niacin, also called Vitamin B3 or nicotinic acid, is vital for their metabolism.

From Reuters • Mar. 21, 2023

That missing vitamin was nicotinic acid, later known as niacin, and it helps us evade pellagra.

From Salon • Feb. 13, 2022

His product might well be considered as nicotinic acid contaminated with vitamines.

From The Vitamine Manual by Eddy, Walter H.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023