Webster’s Revised Unabridged Dictionary · 1913 Piciformes Pic′i·for′mes (pĭs′ĭ·fôr′mēz), n. pl. [NL. See Picus, and -Form.] (Zoöl.) A group of birds including the woodpeckers, toucans, barbets, colies, kingfishes, hornbills, and some other related groups. ‹ Piciform Picine ›