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

operating

adjective

Simple Definition of operating

  • : relating to the way a machine, vehicle, device, etc., functions or is used and controlled

  • : relating to the way a business, department, program, etc., functions or is controlled

Full Definition of operating

  1. :  of, relating to, or used for or in operations <operating expenses> <a hospital operating room>


Medical Dictionary

operating

play
adjective op·er·at·ing \ˈäp-(ə-)ˌrāt-iŋ\

Medical Definition of operating

  1. :  of, relating to, or used for operations <a hospital operating room> <operating scissors>






Seen and Heard

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

WORD OF THE DAY

February 14, 2016

to hug and kiss another person

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 2.2 pounds 100 pounds 16.96 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ