ecbole

noun2

1. •
   The raising or sharping of a tone, especially (historical) in relation to Ancient Greek music.

   • Ecbole: a […] change in the enharmonic genus, by the accidental elevation of a chord, or string, five dieses above its ordinary pitch. — 1813
2. •
   (rhetoric, rare) A digression, (especially) one in which a person is introduced speaking his or her own words.