adj. Of or pertaining to nicotine or nicotinic acid or its derivatives
adj. Of or pertaining to niacin
the GNU version of the Collaborative International Dictionary of English
adj. Pertaining to, or derived from, nicotine; nicotic; -- used specifically to designate an acid related to pyridine, obtained by the oxidation of nicotine, and called nicotinic acid.
The Century Dictionary and Cyclopedia
Pertaining to or derived from nicotine.
Word Usage
"Also known as nicotinic acid, this is a precursor of the energy-producing coenzymes in the body called nicotinamide adenine dinucleotides NADs, which are consumed in all sorts of metabolic processes, including cell growth and lipid production."