The interval between consecutive high tides at a given place.

(archaic) The days following the heliacal rising of Sirius, now in early August (Gregorian) at dates varying by latitude. / The unpleasantly hot days of late summer.

April 25, a public holiday in Australia and New Zealand that originally commemorated the sacrifices made by members of the Australian and New Zealand Army Corps (ANZAC) who fought at Gallipoli against the Ottoman Empire during World War I, and now honours people from those countries who have served in all wars, conflicts, and peacekeeping operations.

A day in a liturgical calendar that is observed in honour of a saint; not necessarily a holiday.

The feast day of the saint after whom one is named. / (finance) Synonym of ticket day

The business to be done by a body (such as a legislature) on a particular day; an agenda. / The most significant aspect of something; what is necessary or appropriate.

(set phrase) At some unspecified time in the future. / At some unspecified time in the past. / Used other than figuratively or idiomatically: see one, day.

formerly, a day of the week on which a household’s laundry would be washed and dried; traditionally a Monday in Britain

(chiefly Britain and Ireland) Shrove Tuesday; in some traditions the day for pancake races for charity.

(Britain, Ireland) A day on which a registered charity raises money, usually by selling small lapel flags. / (software) A day designated for changing to an incompatible system.