activated; functional; functioning; operating; working

plural of operability

(medicine) Such that it allows an operation to take place.

plural of NOT operator

(software) Software for controlling the allocation and use of various hardware resources (memory, CPU time, disk space, input and output devices) to tasks and remote terminals.

The time interval between the instant of the occurrence of a specified input condition to a system and the instant of completion of a specified operation.

(finance) Negative operating income.

(business, accounting) Any expense incurred in running a business, such as sales and administration, as opposed to production.

(business) The business cycle from startup of operations to the profit; from obtaining the raw material, through designing and production, to the distribution and profits.

A room in a hospital used for performing surgery (originally designed for operations in front of observers).