operating

[ op-uh-rey-ting ]

/ ˈɒp əˌreɪ tɪŋ /

SEE SYNONYMS FOR operating ON THESAURUS.COM

adjective

used or engaged in performing operations: an operating surgeon.

of, for, or pertaining to operations: an operating budget.

of or relating to the proper operation of a machine, appliance, etc.: a manual of operating instructions.

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.

Origin of operating

First recorded in 1800–10; operate + -ing¹

OTHER WORDS FROM operating

non·op·er·at·ing, adjectiveun·op·er·at·ing, adjective

Words nearby operating

operant conditioning, operant learning, opera seria, operate, operatic, operating, operating budget, operating income, operating microscope, operating room, operating system

Example sentences from the Web for operating

The two carriers are headquartered in Kuala Lumpur but have vastly different profiles and operating philosophies.
The Presumed Crash of AirAsia Flight QZ8501 Is Nothing Like MH370|Lennox Samuels|December 29, 2014|DAILY BEAST
Further, in the Super Tuesday states of Florida, Texas, and Virginia, Paul is operating at a decided disadvantage.
GOP Won’t Forgive Rand for Cop Critique|Lloyd Green|December 23, 2014|DAILY BEAST
With Batman and Planet of the Apes, you seem to be operating around 15 years ahead of the culture.
Tim Burton Talks ‘Big Eyes,’ His Taste For the Macabre, and the ‘Beetlejuice’ Sequel|Marlow Stern|December 17, 2014|DAILY BEAST
About 50 lawyers from six other regions take part, operating in shifts.
Putin’s Favorite Acolyte Terrorizes Human Rights Activists|Anna Nemtsova|December 14, 2014|DAILY BEAST

One hostage died en route, the Journal reported, while the other died on the operating table.
Did U.S. Policy Get Luke Somers Killed?|Shane Harris|December 6, 2014|DAILY BEAST
An increase in operating funds for the hospitals is to be channeled mostly into improving plant and equipment.
Area Handbook for Bulgaria|Eugene K. Keefe, Violeta D. Baluyut, William Giloane, Anne K. Long, James M. Moore, and Neda A. Walpole
When operating on a large scale it will not pay to buy complete brooders.
The Dollar Hen|Milo M. Hastings
He was on the second floor in the operating room suite, near room 4, where his operation was performed.
Warren Commission (6 of 26): Hearings Vol. VI (of 15)|The President's Commission on the Assassination of President Kennedy
On the 20th of July Garibaldi, operating both by land and sea, attacked and defeated them at Milazzo on the northern coast.
History of Modern Europe 1972-1878|C. A. Fyffe
This instrument was improved and it gave rise to the contrivance of many delicate surgical instruments for operating on the eye.
Inventions in the Century|William Henry Doolittle