school day

school day

n.1. A day on which school is in session.2. The part of a day during which school is in session.

Thesaurus

Noun	1.	school day - any day on which school is in session; "go to bed early because tomorrow is a school day"day - a day assigned to a particular purpose or observance; "Mother's Day"
	2.	school day - the period of instruction in a school; the time period when school is in session; "stay after school"; "he didn't miss a single day of school"; "when the school day was done we would walk home together"schooltime, schoolperiod, period of time, time period - an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"study hall - a period of time during the school day that is set aside for study