plural of octachoron

(mathematics) A four-dimensional object analogous to a cube, constructed out of eight cubes.

(music) An interval whose frequency ratio is not 2:1 (that of the octave), but is perceived or treated as equivalent to this ratio, and whose pitches are considered equivalent to each other as with octave equivalency.

plural of octave clef

(music) a symbol showing that the pitch of a note is to be raised by one or two octaves.

A strong ale traditionally brewed in October.

Heliotropium foertherianum, a flowering plant in the borage family, native to tropical Asia.

plural of octopus bush

plural of October beer

plural of octabromide