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

Medical Dictionary

1

monitor

play
noun mon·i·tor \ˈmän-ət-ər\

Medical Definition of monitor

  1. :  one that monitors; especially :  a device for observing or measuring a biologically important condition or function <a heart monitor>




2

monitor

transitive verb mon·i·tor

Medical Definition of monitor

monitored; monitoring \ˈmän-ət-ə-riŋ, ˈmän-ə-triŋ\play

  1. 1:  to watch, observe, or check closely or continuously <monitor a patient's vital signs>

  2. 2:  to test for intensity of radiations especially if due to radioactivity





Seen and Heard

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

WORD OF THE DAY

a smart aleck

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

prompt maudlin angry oily
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