Rotational period of a planet (especially Earth).
Any period of 24 hours.
The part of a day period which one spends at one’s job, school, etc.
A period from midnight to the following midnight.
A period of contention of a day or less.
A 24-hour period beginning at 6am or sunrise.
A specified time or period; time, considered with reference to the existence or prominence of a person or thing; age; time.
Part of a day period between sunrise and sunset where one enjoys daylight; daytime.
To spend a day (in a place).
one day of solar time, the time between successive noons; the time in which a planet such as Earth apparently rotates once around its axis, relative to the sun (on Earth about 24 hours as an average - the length of solar day is not constant throughout the year)