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countdown - 2 dictionary results

count⋅down

  [kount-doun]
Use countdown in a Sentence
–noun
1. the backward counting in fixed time units from the initiation of a project, as a rocket launching, with the moment of firing designated as zero.
2. the final preparations made during this period.
3. a period of increasing activity, tension, or anxiety, as before a deadline.
Origin:
1950–55, Americanism; n. use of v. phrase count down
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To countdown
count·down   (kount'doun')   
n.  
  1. The counting backward aloud from an arbitrary starting number to indicate the time remaining before an event or operation, such as the launching of a missile or space vehicle.
  2. The checks and preparations carried out during this activity.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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