This is the 4173rd most frequent French word.
descendu
"Descendu" means "descended" or "went down."
Here, 'descendu' is used to indicate getting off or alighting from a vehicle or mode of transportation.
Il est descendu de l'autobus à l'arrêt suivant.
He got off the bus at the next stop.
In this sentence, 'descendu' describes the decrease or lowering of the temperature.
La température est descendue en dessous de zéro pendant la nuit.
The temperature dropped below zero overnight.
Here, 'descendu' illustrates the action of physically moving downward, in this case, down the stairs.