NICOTINE

nicotine

(noun) an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide

Source: WordNet® 3.1

Etymology

Noun

nicotine (uncountable)

(organic compound) An alkaloid (C₁₀H₁₄N₂), commonly occurring in the tobacco plant. In small doses it is a habit-forming stimulant; in larger doses it is toxic and is often used in insecticides.

(figuratively) tobacco, cigarettes

Anagrams

• cotinine

Source: Wiktionary

Nic"o*tine ( or ), n. Etym: [F. nicotine. See Nicotian.] (Chem.)

Definition: An alkaloid which is the active principle of tobacco. It is a colorless, transparent, oily liquid, having an acrid odor, and an acrid burning taste. It is intensely poisonous. Ure.

Source: Webster’s Unabridged Dictionary 1913 Edition