1. (n.) A syllable applied to the fourth tone of the diatonic scale in solemnization.

2. (n.) The tone F.

anthem ballad bel canto bobization bravura carol chant chirp chirrup choir choral singing chorus coloratura croon crooning descant do do-re-mi fa fixed-do system folk singing hum humming hymn intonate intonation intone la lilt lyricism mi minstrel operatic singing pipe psalm quaver re roulade scat scat singing serenade shake sing sing in chorus singing sol sol-fa exercise sol-fa syllables solfeggio solmizate solmization song tonic sol-fa tremolo trill troll tweedle tweedledee twit twitter vocal music vocalization vocalize warble warbling whistle yodel yodeling