A cover it is something that is placed on a thing with the objective of protect her and sheath it . The intention is that the cover, as the name implies, covers the object in question.
For example: "We need a cover to protect the furniture before moving", “For our wedding, Aunt Berta gave us a bed cover with colorful flowers”, “The car punctured the roof and it fell off, hitting the retaining wall”.
As adjective , the idea of cover or cover refers to the space that has a ceiling and that, therefore, is not in the open: “Tell the guests to wait in the covered gallery”, “The act will finally be held in the covered room”, “What I like most about this house is its indoor pool”.
In books and magazines, the part that is in the front and that protects the leaves is known as a cover. Typically, the cover is called top or cover page and that includes the information basic of the publication (title, author, etc.).
Within the scope of the nautical , the cover is the surface of a boat. A boat can have several decks, since it is the floors that allow it to be divided into different floors or floors: "The passengers gathered on the deck to watch the whales", "The captain asked us not to go on deck due to bad weather", "A breakdown in the deck forced the ship to stop at the port".