- day, twenty-four hours, solar day, mean solar day - time for Earth to make a complete rotation on its axis; "two days later they left"; "they put on two performances every day"; "there are 30,000 passengers per day"
--1 is a kind of time unit, unit of time
--1 has parts:
--1 has particulars:day, daytime, daylight; noon, twelve noon, high noon, midday, noonday, noontide; night, nighttime, dark; hour, hr, 60 minutes tomorrow; today; yesterday; morrow; eve; date, day of the month; date