Polacca
Pronunciation : Po*lac"ca
Part of Speech : n.
Etymology : [It. polacca, polaccra, polacra; cf. F. polaque, polacre, Sp. polacre,] [Written also polacre.]
Definition : 1. (Naut.)
Defn: A vessel with two or three masts, used in the Mediterranean. The masts are usually of one piece, and without tops, caps, or crosstrees.
2. (Mus.)
Defn: See Polonaise.
Source : Webster's Unabridged Dictionary, 1913