Iambus n. (pl. L. iambi, E. iambuses) (Pros.) A foot consisting of a short syllable followed by a long one, as in, or of an unaccented syllable followed by an accented one, as invent; an iambic. See the Couplet under Iambic, n.
... An Iambus is a two-syllable foot accented on the last syllable. Verse made of this kind of feet is called iambic. It is the most common form found in ... — English: Composition and Literature • W. F. (William Franklin) Webster
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