definition
Any period of 24 hours.
example
I've been here for two days and a bit.
definition
A period from midnight to the following midnight.
example
The day begins at midnight.
definition
Rotational period of a planet (especially Earth).
example
A day on Mars is slightly over 24 hours.
definition
The part of a day period which one spends at one’s job, school, etc.
example
I worked two days last week.
definition
Part of a day period between sunrise and sunset where one enjoys daylight; daytime.
example
day and night; I work at night and sleep during the day.
synonyms
definition
A specified time or period; time, considered with reference to the existence or prominence of a person or thing; age; time.
example
Every dog has its day.
synonyms
definition
A period of contention of a day or less.
example
The day belonged to the Allies.
definition
A 24-hour period beginning at 6am or sunrise.
example
Your 8am forecast: The high for the day will be 30 and the low, before dawn, will be 10.