In ancient poetry, a foot consisting of four syllables, of which the first and last are long, and the others short; that is, a
choreus or
trochee and an
iambus united; as, nobilitas, anxietas.
A foot consisting of four syllables, of which the first and last are long, and the other short (- ~ ~ -); that is, a
choreus, or
trochee, and an
iambus united.