[ad. L. amphimacrus, a. Gr. ἀμφίμακρος long at both ends, subst. the foot so called; f. ἀμφί on both sides + μακρός long. Cf. Fr. amphimacre.] In Greek and Latin prosody, a foot consisting of a short between two long syllables, as cārĭtās. Sometimes applied in modern prosody to words like multitude, runaway.
1589. Puttenham, Eng. Poesie (Arb.), 134. For your amphimacer that is a long a short and a long ye haue these wordes and many moe [écellént] [īmĭnēnt].
1807. Coleridge, Fĭrst ănd lāst bēĭng lōng, mīddlĕ shōrt, Amphĭmācer Strīkes hĭs thūndērĭng hōofs līke ă prōud hīgh brĕd rācer.
1869. Max Müller, Rig Veda, I. 190. Who is meant by asmān, which is here used as an amphimacer?