What is the meaning of countdown?

noun

  • Counting backward from an arbitrary number to indicate the time remaining before some event (such as launching a space vehicle. ).
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). countdown. Retrieved September 20, 2026, from http://smartdefine.org/countdown/definitions/1191497
ChicagoWordNet. 2010. "countdown" http://smartdefine.org/countdown/definitions/1191497 (accessed September 20, 2026).
HarvardWordNet 2010, countdown, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/countdown/definitions/1191497>.
MLAWordNet. "countdown" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/countdown/definitions/1191497>