Hatch

couvée

(birds that emerged from eggs at a specified time)

passe-plat

(opening for serving food)

trappe

(horizontal door)

trappe

(small door provided for access for maintenance)

écoutille

(an opening through the deck of a ship or submarine)

faire éclore

(to incubate eggs)

naître

(to emerge from an egg)

sortir de l'œuf

(to emerge from an egg)

éclore

(to emerge from an egg)

éclore

(of an egg, to break open)