The American Heritage® Dictionary of the English Language, 4th Edition
n. Nautical Any of several types of small, light sailing ships, especially one with two or three masts and lateen sails used by the Spanish and Portuguese in the 15th and 16th centuries.
n. A light, usually lateen-rigged sailing ship used by the Portuguese, as well as Spanish, for about 300 years, beginning in the fifteenth century, first for trade and later for voyages of exploration
the GNU version of the Collaborative International Dictionary of English
n. The caravel of the 16th century was a small vessel with broad bows, high, narrow poop, four masts, and lateen sails. .
n. A Portuguese vessel of 100 or 150 tons burden.
n. A small fishing boat used on the French coast.
n. A Turkish man-of-war.
The Century Dictionary and Cyclopedia
n. Nautical, the name of several kinds of vessels.
n. The floating marine gastropod Ianthina.
Word Usage
"That the word caravel was intended to signify a vessel of a small size is evident from a naval classification made by king Alonzo in the middle of the thirteenth century."