hexameter (adj.)

1540s, from Latin hexameter, from Greek hexametros "of six measures, composed of six feet; hexameter," from hex "six" (see six) + metron "poetic meter" (from PIE root *me- (2) "to measure"). As a noun, "a verse consisting of six measures," from 1570s. Chaucer has the word as exametron. Related: Hexametric.

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Definitions of hexameter from WordNet

hexameter (n.)
a verse line having six metrical feet;