OPERATIVE


Meaning of OPERATIVE in English

■ adjective

1》 functioning; having effect.

↘(of a word) having the most significance in a phrase.

2》 relating to surgery.

■ noun

1》 a worker, especially one in a manufacturing industry.

2》 chiefly N. Amer. a private detective or secret agent.

Derivatives

~ly adverb

~ness noun

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.