*dipody*

n.; pl. Dipodies [ Gr. &unr_;, fr. &unr_; two-footed; di- = di`s- twice + &unr_;, &unr_;, foot. ] (Pros.) Two metrical feet taken together, or included in one measure. Hadley. [ 1913 Webster ]

Trochaic, iambic, and anapestic verses . . . are measured by dipodies. W. W. Goodwin. [ 1913 Webster ]