1. A large heavy boat, usually having two masts and carrying lugsails.
2. A small open boat fitted with oars or sails, or both, and used primarily in shallow waters.
[Early Modern English, from French chaloppe, chaloupe, a kind of flat boat, shallop, from Middle French chaloppe, nutshell (from the shape of the boat's hull), from Old French eschalope : eschale, variant of escale, husk, shell; see skel-1 in the Appendix of Indo-European roots + -oppe as in enveloppe, covering (from enveloper, to envelop; see ENVELOP).]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.