As frequently as every day; daily.

(idiomatic) To seriously regret one's actions.

(astronomy) One day of sidereal time; the time in which Earth rotates once around its axis, relative to the point of the vernal equinox (about 23 hours, 56 minutes, 4 seconds).

(idiomatic) One who gets up early in the morning or goes to bed early.

(astronomy) The rotational period of Earth; the time in which Earth rotates exactly 360 degrees around its axis, measured relative to the stars (about 23 hours, 56 minutes, 4 seconds).

A day on which people do not have to attend school, work, etc.

(Christianity) Any of the three days preceding the festival of Ascension, and during which the Litany was anciently recited in procession.

plural of day-dawn

(archaic) The rising of the sun; the time when the sun rises.

(Kenya, colloquial) Friday, seen as the start of the weekend and a time to party.