Key

From Encyclopedia Jr, free information reference for Kids

Key may refer to:

[edit] Devices

• Key (lock), a device used to open a lock
• Churchkey, various kinds of bottle and can openers
• Keychain, small chain that connects a small item to a keyring

[edit] Music

• Key (instrument), musical instruments have keys for tuning and keys for playing
• Key (music), a set of notes
• Key signature, in musical notation

[edit] Computers

• Key, button on a computer keyboard
• Candidate key, set of attributes of a relation variable in the relational model
• Primary key, field or group of fields in a database record that uniquely identify the record
• Foreign key, field or group of fields in a database record that point to a key field or group of fields forming a key of another database record
• Hash key, the index into a hash table
• Key (cryptography), a piece of information that controls the operation of an encryption algorithm
• Keying (graphics), compositing two full frame images together
• Keyword (computer programming), word or identifier that has a particular meaning to a programming language
• Keyword (internet search), one of the words used to find matching pages
• Keyword stuffing, unethical search engine optimization technique
• USB key, a computer storage device

[edit] Geography

• Cay, pronounced "key" and often spelled that way, a small, low island
• Florida Keys, an archipelago of about 1700 islands in the southeast United States

[edit] Artistry

• Black, in the CMYK color model
• Key frame, a frame made by an animator from which other frames are derived
• Key plate, a plate which printed the detail in an image

[edit] Fiction

• Key (comics), a DC Comics supervillain
• Keyblade, the main weapon of the main character of the Kingdom Hearts series

[edit] Literature

• Key (company), a Japanese visual novel studio
• Keyword (linguistics), word which occurs in a text more often than we would expect to occur by chance alone
• Keywords: A Vocabulary of Culture and Society, book written by the Welsh Marxist academic Raymond Williams
• The Keys to the Kingdom, a fantasy-adventure book series

[edit] Surname

For people named Key, see Key (surname).

[edit] Other

• House of Keys, the lower branch of the Isle of Man's Parliament
• Identification key, a method of deducing the correct species assignment of a living thing
• Key Bank, a bank headquartered in the Key Tower in Cleveland, Ohio
• Key Club, a worldwide student service organization
• Keying (vandalism), a type of vandalism involving paint scratching
• Telegraph key, the button used by a telegraph operator

[edit] See also

• Quay

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.