“coordinated universal”

We have one entry that includes the term coordinated universal.

Coordinated Universal Time

noun

: the international standard of time that is kept by atomic clocks around the world —abbreviation UTC compare greenwich mean time, universal time

See the full definition

Word of the Day

Listen to the pronunciation of wifty

See Definitions and Examples »

Test Your Vocabulary

Which Came First?

  • baby chick with a brown egg
  • hot take or cold shoulder?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.

Pick the best words!

PLAY
Love words? Need even more definitions?

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

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
white rubber duck stands out in a row of yellow ducks
Odd Word Out: Synonyms Quiz Figure out which word isn't like the others.
See All