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[nik-uh-tin-uh-mahyd, -mid, -tee-nuh-] /ˌnɪk əˈtɪn əˌmaɪd, -mɪd, -ˈti nə-/

noun, Biochemistry.
a colorless, crystalline, water-soluble solid, C 6 H 6 N 2 O, the of nicotinic acid, and a component of the vitamin-B complex, found in meat, liver, fish, whole wheat, and eggs: used in medicine chiefly as an agent for preventing or treating human pellagra or animal black tongue.
/ˌnɪkəˈtɪnəˌmaɪd; -ˈtiːn-/
the amide of nicotinic acid: a component of the vitamin B complex and essential in the diet for the prevention of pellagra. Formula: C6H6ON2

nicotinamide nic·o·tin·a·mide (nĭk’ə-tĭn’ə-mīd’, -tē’nə-)
The biologically active amide of niacin having similar vitamin activity and used in the prevention and treatment of pellagra. Also called niacinamide.


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  • Nicotinic

    [nik-uh-tin-ik, -tee-nik] /ˌnɪk əˈtɪn ɪk, -ˈti nɪk/ adjective 1. of, relating to, or containing . 2. related to or imitating the action of on neurons, especially in blocking the cholinergic receptors of the autonomic ganglia. adj. 1873, from nicotine + -ic. nicotinic nic·o·tin·ic (nĭk’ə-tĭn’ĭk, -tē’nĭk) adj.

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