Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun school_day

2 senses of school day

Sense 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")

Sense 2
school, schooltime, 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")
       => time period, period of time, period -- (an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period")