Check flashcard number 4 in Eat French phrasebook of a total of 27 cards.
dîner
From Old French disner, from Vulgar Latin *disiūnō, *disiūnāre, from disieiūnāre, disjejūnāre (“to break the fast”), from dis- + Late Latin iēiūnō, iēiūnāre (“to fast”), from Latin ieiūnus. Doublet of déjeuner.
Dinner