operating

American  

[op-uh-rey-ting] / ˈɒp əˌreɪ tɪŋ /

adjective

1. used or engaged in performing operations.

   an operating surgeon.

2. of, for, or pertaining to operations.

   an operating budget.

3. of or relating to the proper operation of a machine, appliance, etc..

   a manual of operating instructions.

4. Railroads. of, pertaining, or belonging to railroad workers, as engineers or firemen, who are directly engaged in the mechanical operation of trains.

   an operating union.

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Other Word Forms

• nonoperating adjective
• unoperating adjective

Etymology

Origin of operating

First recorded in 1800–10; operat(e) + -ing ¹

Example Sentences

Researchers are also exploring whether these machines could capture viruses like SARS-CoV-2, with future systems potentially operating as fully autonomous drug delivery platforms.

From Science Daily

Jet fuel, which is refined from crude oil, is among the biggest operating costs that airlines face.

From The Wall Street Journal

In addition, many U.S. aircraft are operating from bases in Jordan and Israel while American bombers are flying from Britain.

From The Wall Street Journal

“The Army is aware of a video circulating online that appears to show AH‑64 Apache helicopters operating in the vicinity of a private residence in the Nashville area,” the Army said in a statement.

From The Wall Street Journal

He said 51 primary healthcare centres and four hospitals had closed due to hostilities, with others damaged or operating at reduced capacities.

From BBC

Related Words

• operational
• running
• working