cotinine

noun

co·tin·ine | \ˈkō-tə-ˌnēn,

\

Definition of cotinine

: an alkaloid C₁₀H₁₂N₂O that is the principal metabolite of nicotine

Examples of cotinine in a Sentence

Recent Examples on the Web

For verification, participants took a saliva test that detects cotinine, an indicator of nicotine exposure. — Catherine Ho, San Francisco Chronicle, "Can Facebook help you quit smoking? Study indicates yes," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cotinine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Keep scrolling for more

Learn More about cotinine

Dictionary Entries near cotinine

Statistics for cotinine

Look-up Popularity

Time Traveler for cotinine

The first known use of cotinine was in 1893

See more words from the same year

Keep scrolling for more

More Definitions for cotinine

cotinine

noun

co·tin·ine | \ˈkōt-ᵊn-ˌēn,

\

Medical Definition of cotinine

: an alkaloid C₁₀H₁₂N₂O that is the principal metabolite of nicotine and is widely used as an indicator of recent exposure to nicotine

WORD OF THE DAY

tergiversation

evasion of direct action or statement

Test Your Vocabulary

Great Scrabble Words—A Quiz

Which of the following Q-without-U words means the number five in cards or dice?

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Words at Play

Ask the Editors

Word Games