Synonyms of zero hour in English:

zero hour

noun

  • as zero hour approached, thirty ships swung into position
    the appointed time, the appointed hour, the crucial moment, the vital moment, the critical moment, the moment of truth, the point/moment of decision, the Rubicon, the critical point, the crux
    informal the crunch
  • Definition of zero hour in:

    Get more from Oxford Dictionaries

    Subscribe to remove adverts and access premium resources

    Word of the day antebellum
    Pronunciation: ˌantɪˈbɛləm
    adjective
    occurring or existing before a particular war…