Meaning of OPERATION in English

OPERATION

n. Function: noun

1

Synonyms: EXERCISE 1, application, employment, exercising, exertion, use

2

Synonyms: USE 1, appliance, application, employment, play, usance

Merriam Webster. Collegiate thesaurus English dictionary.      Английский энциклопедический толковый словарь тезауруса.