mm Hg

noun
\ ˈmil-ə-ˌmēt-ər-əv-ˈmər-kyə-rē, -k(ə-)rē \

Medical Definition of mm Hg

: a unit of pressure equal to the pressure exerted by a column of mercury 1 millimeter high at 0°C and under the acceleration of gravity and nearly equivalent to 1 torr (about 133.3 pascals) The pulse was 110 beats per minute and the blood pressure was 105/60 mm Hg— Michael Drancourt et al., The New England Journal of Medicine, 16 Feb. 1995 34% of treated eyes had only a transient rise in intraocular pressure of 5 mm Hg or more …— David Frankel, The Lancet, 27 Dec. 1995

Learn More about mm Hg

Dictionary Entries near mm Hg

M line

MLT

mm

mm Hg

M-mode

mmol

MMPI

Comments on mm Hg

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

WORD OF THE DAY

excited commotion or publicity

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Syn City

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!