D d


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [dee dey]
    • /di deɪ/
    • /ˈdiː.deɪ/
    • US Pronunciation
    • US IPA
    • [dee dey]
    • /di deɪ/

Definitions of d-day word

  • uncountable noun d-day You can use D-day to refer to the day that is chosen for the beginning of an important activity. 3
  • noun d-day the day, June 6, 1944, on which the Allied invasion of Europe began 3
  • noun d-day the day on which any large-scale operation is planned to start 3
  • noun d-day the day on which a military attack or other important event is to take place; specif., June 6, 1944, the day of the invasion of W Europe by Allied forces in WWII 3
  • noun d-day Military. the day, usually unspecified, set for the beginning of a planned attack. 1
  • noun d-day June 6, 1944, the day of the invasion of western Europe by Allied forces in World War II. 1

Information block about the term

Parts of speech for D-day


d-day popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 50% of English native speakers know the meaning and use word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

Synonyms for d-day

noun d-day

  • climax — The climax of something is the most exciting or important moment in it, usually near the end.
  • contingency — A contingency is something that might happen in the future.
  • crisis — A crisis is a situation in which something or someone is affected by one or more very serious problems.
  • crossroad — a road that crosses another road
  • crossroads — A crossroads is a place where two roads meet and cross each other.

Top questions with d-day

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See also

Matching words

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