n. The period during which the sun is above the horizon, or shines continuously on any given portion of the earth's surface; the interval of light, in contradistinction to that of darkness, or to night; the period between the rising and the setting of the sun, of varying length, and called by astronomers the artificial day.n. Hence Light; sunshine.n. The whole time or period of one revolution of the earth on its axis, or the space of twenty-four hours; specifically, the interval of time which elapses between two consecutive returns of the same terrestrial meridian to the sun.n. A particular or regularly recurring period of twenty-four hours, assigned to the doing of some specified thing, or connected with some event or observance: as, settling-day; bill-day.n. Specifically— An anniversary; the particular day on which some event is commemorated: as, St. Bartholomew's day; a birthday; New Year's day.n. The regularly recurring period in each week set apart for some particular purpose, as for receiving calls, etc.n. Time. Specified interval or space of time: as, three years' day to do something; he was absent for a year's day.n. Time to pay; credit.n. Period of time.n. Appointed time; set period; appointment.n. Definite time of existence, activity, or influence; allotted or actual term of life, usefulness, or glory: as, his day is over.n. A time or period, as distinguished from other times or periods; age: commonly used in the plural: as, bygone days; the days of our fathers.n. A distance which may be accomplished in a day; a day's journey. See phrase below.n. The contest of a day; a battle or combat with reference to its issue or results: as, to carry the day.n. A long while; time of uncertain length.n. A day in turn; a fixed recurrent day.n. Nautical, the account or reckoning of a ship's course for twenty-four hours, from noon to noon.n. At an indefinite future time; on some day in the future.n. To-day: as, how are ye the day?n. To become day; dawn: same as daw.To put off from day to day; adjourn. See daying.n. One of the compartments of a mullioned window.n. Same as dey.n. The time during which the sun shines upon any specified point of the moon's surface: opposed to lunar night.n. The interval between two successive transits of the moon across the meridian: sometimes called tidal day.n. December 27. a festival observed in honor of St. John the evangelist and apostle.