(transitive or intransitive) To perform a work or labour; to exert power or strength, physical or mechanical; to act.

Of or relating to operations, especially military operations. / Functioning and ready for use. / Effective or operative. / Determined by means of practical measures.

In operation; that operates. / Involved in an operation.

present participle and gerund of operate

plural of operation

simple past tense and past participle of operate

(in combination) operated by the means specified e.g. a battery-operated toy / having undergone an operation

Third-person singular simple present indicative form of operate

plural of opera

plural of operator