Key
The word key has several uses:
A key (lock) as a physical object (tool ) used to manipulate a lock .
A key (music) forms a property of a piece of music: see also key signature .
A key (cryptography) consists of a piece of information, usually kept secret, used to customise ciphers .
A key (instrument) comprises a moving part of a musical instrument .
Key (company) , a Japanese firm, makes ren'ai video games .
In database design , keys refer to unique values in database rows. See primary key and related articles.
A telegraph key serves to send Morse code .
Typewriters and computer keyboards have buttons called keys used for the input of text or commands.
A key (map) consists of the section of a map or other document that explains the symbols used elsewhere on the document.
A key (art) features in painting and photography .
A key frame constitutes a frame or cell in animation which serves as a guide for the other frames, or inbetweens. Usually the key framer is a more prominent artist than inbetweeners.
An identification key can help to identify species .
The word key or cay may refer to an island , especially in the Caribbean Sea .
The Florida Keys consist of a chain of islands off the coast of Florida .
A skate key functions as a tool in the adjusting of roller skates .
Keying (graphics) involves compositing two or more frames in video editing .
Keying (vandalism) involves using something metallic, such as a latch-key, in order to scratch something (often something of perceived value) such as a car, thereby vandalizing it.
The House of Keys (also knowns as "The Keys") operates as part of the Tynwald - the parliament of the Isle of Man
The word "key" has a homophone : quay .
The word Key can refer to an English surname, as in Francis Scott Key .