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

2 senses of study hall

Sense 1
study hall -- (a period of time during the school day that is set aside for study)
       => 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")

Sense 2
study hall -- (a classroom reserved for study)
       => classroom, schoolroom -- (a room in a school where lessons take place)