Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

cotinine

play
noun co·tin·ine \ˈkō-tə-ˌnēn, -ˌnīn\

Definition of cotinine

  1. :  an alkaloid C10H12N2O that is the principal metabolite of nicotine



Origin and Etymology of cotinine

probably anagram of nicotine


First Known Use: 1893


Medical Dictionary

cotinine

play play
noun co·tin·ine \ˈkōt-ən-ˌēn, -ˌīn\

Medical Definition of cotinine

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




Seen and Heard

What made you want to look up cotinine? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

acommadate accommodate acommodate accomodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ