Dinnertime
Part of speech: noun
Definition: The time when dinner takes place. The time when dinner is ready. The mid-day break in English schools (some areas), lunchtime. dinner hour, the hour between 18h00 and 19h00
Suppertime
Part of speech: noun
Definition: The time when supper takes place.The time when supper is ready.supper hour, the hour between 18h00 and 19h00