LATIN DICTIONARYLexicon Latīnum
adjective

sesquĭ-octāvus

Meaning

  1. containing nine eighths

sesquĭ-octāvus, a, um, num. adj., corresp. to the Gr. ἐπόγδοος,
I. containing nine eighths, or one and an eighth; bearing the ratio of nine to eight: intervallum, Cic. Univ. 7, 21; cf. sesquitertius, and v. sesqui.

Quick answers

What does sesquĭ-octāvus mean in Latin?
sesquĭ-octāvus, a adjective, means “containing nine eighths”.