Se Your browser does not support the audio element. [ French ] Definition In solfeggio, Se is the lowered fifth, indicating the seventh tone of the descending chromatic scale. In the "fixed Do" system, Se is always G flat. See more about syllables of solmization in the Appendix. See more about modern scale construction in the Appendix.See more about pitch frequencies in the Appendix. Share Share on Facebook (opens in a new tab) Share on X (opens in a new tab) Last Updated: 2013-07-24 19:09:21