C16: from Latin amphimacrus, from Greek amphimakros both ends being long, from amphi- + makros long
amphimacer in American English
(æmˈfɪməsər)
noun
a metrical foot consisting, in Greek and Latin verse, of one short syllable between two long ones, or, in English verse, of one unaccented syllable between two accented ones (Ex.: | hésĭtáte |)
Word origin
< L amphimacrus < Gr amphimakros, lit., long at both ends < amphi-, amphi- + makros, long: see macro-