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Keys:
key1 (k) n., pl. keys.
A notched and grooved, usually metal implement that is turned to open
or close a lock. A similar device used for opening or winding: the key
of a clock; a can that has a key attached. A means of access, control,
or possession. A vital, crucial element. A set of answers to a test. A
table, gloss, or cipher for decoding or interpreting. A device, such as
a wedge or pin, inserted to lock together mechanical or structural parts.
Architecture. The keystone in the crown of an arch. A button or lever
that is pressed with the finger to operate a machine. Music. A button
or lever that is pressed with the finger to produce or modulate the sound
of an instrument, such as a clarinet or piano. Music. A tonal system consisting
of seven tones in fixed relationship to a tonic, having a characteristic
key signature and being since the Renaissance the structural foundation
of the bulk of Western music; tonality. The principal tonality of a work:
an etude in the key of E. The pitch of a voice or other sound. A characteristic
tone or level of intensity, as of a speech or sales campaign. Often used
in combination: high-key; low-key. Botany. The key fruit. An outline of
the distinguishing characteristics of a group of organisms, used as a
guide in taxonomic identification. Basketball. An area at each end of
the court between the base line and the foul line and including the jump-ball
circle at the foul line: a jump shot from the top of the key. adj. Of
crucial importance; significant: key decisions; the key element of the
thesis. v. tr. keyed, key·ing, keys. To lock with or as if with a key.
Architecture. To furnish (an arch) with a keystone. Music. To regulate
the pitch of. To bring into harmony; adjust or adapt. To supply an explanatory
key for. To operate (a device), as for typesetting by means of a keyboard.
To enter (data) into a computer by means of a keyboard. To identify (a
biological specimen). Phrasal
courtesy
of dictionary.com
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