Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “D-Day”

See all translations

D-Day

noun [C usually singular] uk   /ˈdiː.deɪ/ us  
the day during the Second World War when the Allies began their invasion of Europe by attacking the coast of northern France: The D-Day landings began on 6 June 1944, when Allied forces invaded Normandy. a day when something important will happen: After four hectic weeks of electioneering, candidates are preparing themselves for D-Day (= election day) tomorrow.
(Definition of D-Day from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of D-Day?
Add Cambridge dictionaries to your browser to your website

Word of the Day

be as cold as ice

to be extremely cold

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More