1. Areas or rooms that are hidden from view, typically built into walls, floors, or ceilings for storage, security, or privacy purposes
The architect designed concealed spaces behind the bookshelves for valuables.
O arquiteto projetou espaços ocultos atrás das prateleiras de livros para objetos de valor.
2. Hidden compartments or voids in a structure used for concealment or storage
The old mansion had several concealed spaces that were discovered during renovation.
A antiga mansão tinha vários espaços ocultos que foram descobertos durante a renovação.