uptime

[ uhp-tahym ]
/ ˈʌpˌtaɪm /

noun

the time during which a machine or piece of equipment, as a computer, is operating or can be operated.
the time during which an employee is actually working.
Compare downtime.

Origin of uptime

1955–60; up (in sense “operating”) + time

Words nearby uptime

upthrow, upthrust, uptick, uptight, uptilt, uptime, uptitling, upton, uptorn, uptown, uptrade

British Dictionary definitions for uptime

uptime
/ (ˈʌpˌtaɪm) /

noun

commerce time during which a machine, such as a computer, actually operates