AMPHIMACER

[am.phim.a.cer] n [L amphimacrus, fr. Gk amphimakros, lit., long at both ends, fr. amphi- + makros long--more at meager] (1589): a metrical foot consisting of a short syllable between two long syllables in quantitative verse or of an unstressed syllable between two stressed syllables in accentual verse "twenty-two is an accentual ~"