sceller betyder på engelska

seal [sealed, sealing, seals]▼◼◼◼(to place a seal on (a document))
verb
[UK: siːl] [US: ˈsiːl]Seal the room. = Scelle la pièce.

unseal [unsealed, unsealing, unseals]▼◼◼◼(to break the seal of (something) in order to open it)
verb
[UK: ən.ˈsiːl] [US: ən.ˈsiːl]