We found 7 dictionaries that define the word nnk:

General (2 matching dictionaries)

1. NNK: Dictionary.com
2. NNK, Nnk: Wikipedia, the Free Encyclopedia

Medicine (1 matching dictionary)

3. NNK: Merriam-Webster Medical Dictionary

Miscellaneous (2 matching dictionaries)

4. NNK: Acronym Finder
5. AbbreviationZ (No longer online)

Slang (2 matching dictionaries)

6. NNK, NNK: Urban Dictionary

Definitions from Wikipedia (NNK) ▸ noun:  Nicotine-derived nitrosamine ketone is one of the key tobacco-specific nitrosamines derived from nicotine. ▸ Words similar to nnk ▸ Usage examples for nnk ▸ Idioms related to nnk ▸ Wikipedia articles (New!) ▸ Popular adjectives describing nnk ▸ Words that often appear near nnk ▸ Rhymes of nnk ▸ Invented words related to nnk