Source : Webster's Revised Unabridged Dictionary (1913)

Pici \Pi"ci\, n. pl. [NL., fr. L. picus a woodpecker.]
   (Zo["o]l.)
   A division of birds including the woodpeckers and wrynecks.

Picine \Pi"cine\, a. (Zo["o]l.)
   Of or pertaining to the woodpeckers ({Pici}), or to the
   Piciformes.

Picus \Pi"cus\, n.; pl. {Pici}. [L., a woodpecker.] (Zo["o]l.)
   A genus of woodpeckers, including some of the common American
   and European species.