n. In ancient Grammar and rhetoric, a group of a few words only; a phrase or short clause, forming part of a colon or longer clause.n. In ancient prosody: A fragment or smaller section of a colon; a group of a few words or feet not constituting a complete metrical series.n. The part of a dactylic hexameter ending with, or that beginning with, the cesura; also, the cesura itself.n. A clause.n. In rhetoric, a slight pause between two phrases, clauses, or words.n. In musical acoustics: The interval between the octave of a given tone and the tone produced by taking six successive whole steps from the given tone, represented by the ratios , or 531441:524288. Also called the Pythagorean comma, or comma maxima.n. The interval between the larger and the smaller whole steps, represented by the ratio , or 81:80. Also called the Didymic or syntonic comma.n. In punctuation, a point (,) used to indicate the smallest interruptions in continuity of thought or grammatical construction, the marking of which contributes to clearness.n. A spot or mark shaped like such a comma.n. In entomology: A butterfly, Grapta comma-album: so named from a comma-shaped white mark on the under side of the wings.n. [capitalized] [NL.] A genus of lepidopterous insects.