‖prop. n. pl. [ NL. See Picus, and -form. ] (Zool.) A group of birds including the woodpeckers, toucans, barbets, colies, kingfishes, hornbills, and some other related groups. [ 1913 Webster ]
a. (Zool.) Of or pertaining to the Piciformes. [ 1913 Webster ]
a. [ L. spica a spike, ear + -form. ] (Bot.) Spike-shaped. Gray. [ 1913 Webster ]