d-day

noun
UK: /ˌdiː ˈdeɪ/
US: /ˌdiː ˈdeɪ/

  1. The day on which an important operation starts or takes effect.

    1. The company announced the product launch; this is their D-Day. [ ] [ ]
    2. For the sales team, the end of the quarter felt like D-Day with pressure high. [ ] [ ]

  2. June 6, 1944, the day on which the Allied forces invaded northern France in World War II.

    1. My grandfather often spoke about his experiences during D-Day. [ ] [ ]
    2. Historians still study the strategic decisions made leading up to D-Day in Normandy. [ ] [ ]

Frequently Asked Questions

The word "d-day" in English means: The day on which an important operation starts or takes effect., June 6, 1944, the day on which the Allied forces invaded northern France in World War II..

The phonetic transcription of "d-day" is /ˌdiː ˈdeɪ/ in British English and /ˌdiː ˈdeɪ/ in American English. Click the 🔊 button to hear both pronunciations.

Example usage of "d-day": "The company announced the product launch; this is their D-Day.". More examples on the page.