A note lying in the register above the acute register; the range or register containing these notes.
Early 16th century; earliest use found in Treatise Enformacione & Musyke. From post-classical Latin superacuta, use as noun (short for nota superacuta superacute note) of feminine of superacutus from classical Latin super- + acūtus.
1Very or excessively acute.
historical Of a note: lying in the register above the acute register. Compare superacute .
In early use as postpositive.
Late 17th century; earliest use found in Vincent Alsop (bap. 1630, d. 1703), clergyman and ejected minister. From super- + acute.