countdown

noun

count·​down ˈkau̇nt-ˌdau̇n How to pronounce countdown (audio)
: an audible backward counting in fixed units (such as seconds) from an arbitrary starting number to mark the time remaining before an event
also : preparations carried on during such a count
count down intransitive verb

Examples of countdown in a Sentence

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.
With those ceremonial notices, an informal countdown begins to the moment that the new pope's identity is revealed to the world. Christopher Watson, ABC News, 8 May 2025 River Hill girls lacrosse is this week's Howard County Team of the Week, plus a countdown of the week's top individual performances. Jacob Steinberg, Baltimore Sun, 6 May 2025 The countdown continues, with Doechii as just one of many ’fits to have fun pondering and witnessing be brought to life on this coming first Monday in May. Anna Cafolla, Vogue, 3 May 2025 After six seconds, the door opened; a click signaled the start of the countdown. Avery Hurt, Discover Magazine, 2 May 2025 See All Example Sentences for countdown

Word History

First Known Use

circa 1952, in the meaning defined above

Time Traveler
The first known use of countdown was circa 1952

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Cite this Entry

“Countdown.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/countdown. Accessed 17 May. 2025.

Kids Definition

countdown

noun
count·​down ˈkau̇nt-ˌdau̇n How to pronounce countdown (audio)
: the process of counting off backward in fixed units (as seconds) the time remaining before an event (as the launching of a rocket)

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