countdown

play
noun count·down \ˈkau̇nt-ˌdau̇n\

Definition of countdown

  1. :  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

play \ˈkau̇nt-ˈdau̇n\ intransitive verb

Recent Examples of countdown from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'countdown.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of countdown

circa 1952


COUNTDOWN Defined for English Language Learners

countdown

play
noun

Definition of countdown for English Language Learners

  • : the act of counting down the number of seconds that remain before something (such as the launch of a rocket) happens

  • : the period of time before an important or special event


COUNTDOWN Defined for Kids

countdown

play
noun count·down \ˈkau̇nt-ˌdau̇n\

Definition of countdown for Students

  1. :  the process of subtracting the time remaining before an event (as the launching of a rocket)



Seen and Heard

What made you want to look up countdown? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to relieve or lessen

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!