NNK

noun
\ ˌen-(ˌ)en-ˈkā How to pronounce NNK (audio) \

Medical Definition of NNK

: a nitrosamine C10H13N3O2 in tobacco smoke that is derived from nicotine and is a powerful carcinogen

Learn More about NNK

Dictionary Entries near NNK

N-methyl-D-aspartate

nmol

NMR

NNK

no

No

nobelium

Comments on NNK

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

WORD OF THE DAY

to reflect, repel, echo, or resound

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!