Part Of Speech: noun
Definition: An object designed to open and close a lock.
Definition: An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain their relative orientation.
Definition: A crucial step or requirement.
Example: The key to solving this problem is persistence.
Definition: A guide explaining the symbols or terminology of a map or chart; a legend.
Example: The key says that A stands for the accounting department.
Definition: A guide to the correct answers of a worksheet or test.
Example: Some students cheated by using the answer key.
Definition: One of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters.
Example: Press the Escape key.
Definition: In musical instruments, one of the valve levers used to select notes, such as a lever opening a hole on a woodwind.
Definition: In instruments with a keyboard such as an organ or piano, one of the levers, or especially the exposed front end of it, which are depressed to cause a particular sound or note to be produced.
Definition: The lowest note of a scale; keynote.
Definition: In musical theory, the total melodic and harmonic relations, which exist between the tones of an ideal scale, major or minor; tonality.
Definition: In musical theory and notation, the tonality centering in a given tone, or the several tones taken collectively, of a given scale, major or minor.
Definition: In musical notation, a sign at the head of a staff indicating the musical key.
Definition: The general pitch or tone of a sentence or utterance.
Definition: A modification of an advertisement so as to target a particular group or demographic.
Definition: An indehiscent, one-seeded fruit furnished with a wing, such as the fruit of the ash and maple; a samara.
Definition: A manual electrical switching device primarily used for the transmission of Morse code.
Definition: A piece of information (e.g. a passphrase) used to encode or decode a message or messages.
Definition: A password restricting access to an IRC channel.
Definition: In a relational database, a field used as an index into another table (not necessarily unique).
Definition: A value that uniquely identifies an entry in a container.
Definition: The free-throw lane together with the circle surrounding the free-throw line, the free-throw lane having formerly been narrower, giving the area the shape of a skeleton key hole.
Example: He shoots from the top of the key.
Definition: A series of logically organized groups of discriminating information which aims to allow the user to correctly identify a taxon.
Definition: A piece of wood used as a wedge.
Definition: The last board of a floor when laid down.
Definition: A keystone.
Definition: That part of the plastering which is forced through between the laths and holds the rest in place.
Definition: A wooden support for a rail on the bullhead rail system.
Definition: The degree of roughness, or retention ability of a surface to have applied a liquid such as paint, or glue.
Example: The door panel should be sanded down carefully to provide a good key for the new paint.
Definition: The thirty-third card of the Lenormand deck.
Definition: (print and film) The black ink layer, especially in relation to the three color layers of cyan, magenta, and yellow. See also CMYK.
Definition: A color to be masked or made transparent.