cadenas signifie anglais

padlock [padlocks]▼◼◼◼(type of lock)
noun
[UK: ˈpæd.lɒk] [US: ˈpæd.ˌlɑːk]There's a padlock on the door. = Il y a un cadenas sur la porte.

lock [locks]▼◼◼◼(something used for fastening)
noun
[UK: lɒk] [US: ˈlɑːk]

padlock [padlocked, padlocking, padlocks]▼◼◼◼(to lock using a padlock)
verb
[UK: ˈpæd.lɒk] [US: ˈpæd.ˌlɑːk]Her friends had to padlock the freezer to prevent her from eating ice cream. = Ses amis durent cadenasser le congélateur pour l'empêcher de manger de la crème glacée.