dinnertime

noun3

1. •
   The time when dinner takes place.

   • An hour before dinnertime, steam the mazarine in the usual way, and when done, turn it out of the mould on its dish […] — 1846
2. •
   (UK) The midday mealtime as the main one: lunchtime.
3. •
   The evening mealtime as the main one: suppertime.