uptime

noun

up·​time ˈəp-ˌtīm How to pronounce uptime (audio)
: time during which a piece of equipment (such as a computer) is functioning or able to function

Examples of uptime in a Sentence

We need to maximize network uptime.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The demonstration attracted significant online attention as viewers tracked the robots’ uptime and performance beyond the company’s original eight-hour target. Jijo Malayil, Interesting Engineering, 25 May 2026 Honeywell provides scalable and AI-enabled building automation technologies to help facilities manage increasing power and cooling demands, improve uptime for revenue-critical operations and enable uninterrupted events. Sportico Staff, Sportico.com, 22 May 2026 Budget documents state that reducing network software spending could increase vulnerability to cyberattacks and compromise network uptime. Nora O'Neill, Charlotte Observer, 20 May 2026 Similarly, if a team moves from 60% uptime to 98% uptime, or from reactive output to higher throughput without adding staff, that signals that the process side and people side are improving together. Satish Patel, Forbes.com, 20 May 2026 See All Example Sentences for uptime

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of uptime was in 1958

Browse Nearby Words

Cite this Entry

“Uptime.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/uptime. Accessed 4 Jun. 2026.

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