|n.||1.||A sound; a note; a tone.|
|2.||(Mus.) A rhythmical, melodious, symmetrical series of tones for one voice or instrument, or for any number of voices or instruments in unison, or two or more such series forming parts in harmony; a melody; an air; as, a merry tune; a mournful tune; a slow tune; a psalm tune. See Air.|
|3.||Order; harmony; concord; fit disposition, temper, or humor; right mood.|
|v. t.||1.||To put into a state adapted to produce the proper sounds; to harmonize, to cause to be in tune; to correct the tone of; as, to tune a piano or a violin.|
|2.||To give tone to; to attune; to adapt in style of music; to make harmonious.|
|3.||To sing with melody or harmony.|
|4.||To put into a proper state or disposition.|
|v. i.||1.||To form one sound to another; to form accordant musical sounds.|
|2.||To utter inarticulate harmony with the voice; to sing without pronouncing words; to hum.|
|Noun||1.||tune - a succession of notes forming a distinctive sequence; "she was humming an air from Beethoven"|
|2.||tune - the property of producing accurately a note of a given pitch; "he cannot sing in tune"; "the clarinet was out of tune"|
|3.||tune - the adjustment of a radio receiver or other circuit to a required frequency|
|Verb||1.||tune - adjust for (better) functioning; "tune the engine"|
Synonyms: tune up
|2.||tune - of musical instruments; "My piano needs to be tuned"|
Synonyms: tune up
untune - cause to be out of tune; "Don't untune that string!"
|(jargon)||tune - (From musical, possibly via automotive, usage) To
optimise a program or system for a particular environment,
especially by adjusting numerical parameters designed as
hooks for tuning, e.g. by changing "#define" lines in C.
One may "tune for time" (fastest execution), "tune for space"
(least memory use), or "tune for configuration" (most
efficient use of hardware).|
See bum, hot spot, hand-hacking.