trimeter

Verse written in lines of three metrical feet.

A single line of such verse.

Classical quantitative verse consisting of three measures of two feet each, especially in iambic, trochaic, or anapestic meter.

A single line of such verse.

In prosody, consisting of three measures, especially of three iambic measures.

In prosody, a verse or period consisting of three measures.

Consisting of three poetical measures.

A line in a poem having three metrical feet.