As a noun, a '''tune''' is a [[melody]]; a succession of notes that can be said to "make sense" to the aural sensitivity of the listener. It can also refer to a song, even if that song contains more than one melody.
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As a noun, a '''tune''' is a [[melody]]; a succession of [[note (music)|notes]] that can be said to "make sense" to the aural sensitivity of the listener. It can also refer to a song, even if that song contains more than one melody.
As a verb to '''tune''' means to bring into proper intonation. (As in "tune a piano", or "sing in tune".)
As a verb to '''tune''' means to bring into proper intonation. (As in "tune a piano", or "sing in tune".)