Yom Kippur
noun /ˌjɒm ˈkɪpə(r)/, /ˌjɒm kɪˈpʊə(r)/
/ˌjɔːm kɪˈpʊr/
[uncountable] (also the Day of Atonement [singular])
- a Jewish religious holiday in September or October when people eat nothing all day and say prayers of penitence in the synagogueTopics Religion and festivalsc2Word OriginHebrew.