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operation

op·er·a·tion

operation

 
pronunciation:
a p reI shn
features:
Word Explorer
part of speech: noun
definition 1: the act or process of working or running.
The operation of a computer was hard for her to learn.
synonyms:
effect, functioning, performance
similar words:
action, application, motion, running, use
definition 2: a particular set of activities that make up the running of something.
The operation of that large store requires hundreds of workers.
synonyms:
works
similar words:
act, enterprise, procedure, process, project
definition 3: a surgery.
Thanks to an eye operation, his grandfather can see well again.
 
synonyms:
surgery
definition 4: a number process in mathematics such as adding, subtracting, multiplying, and dividing.
similar words:
addition, division, multiplication, subtraction
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  mathematics