We found 12 dictionaries that define the word mm hg:

General (7 matching dictionaries)

1. mm Hg: Vocabulary.com
2. mm Hg: Infoplease Dictionary
3. mm hg: Dictionary.com
4. mm hg: Rhymezone
5. mm hg: FreeDictionary.org
6. mm hg: Mnemonic Dictionary
7. mm Hg: TheFreeDictionary.com

Computing (1 matching dictionary)

8. mm Hg: Encyclopedia

Medicine (4 matching dictionaries)

9. mm Hg: Merriam-Webster Medical Dictionary
10. Dorland's Illustrated Medical Dictionary (No longer online)
11. GASTROLAB Digestive Dictionary (No longer online)
12. mm Hg: Medical dictionary

Definitions from WordNet (mm hg) ▸ noun:  a unit of pressure equal to 0.001316 atmosphere; named after Torricelli Opposite: atmosphere, pascal, bar, torr, psi ▸ Words similar to mm hg ▸ Usage examples for mm hg ▸ Idioms related to mm hg ▸ Wikipedia articles (New!) ▸ Words that often appear near mm hg ▸ Rhymes of mm hg ▸ Invented words related to mm hg