1. A boat with two parallel hulls or floats, especially a light sailboat with a mast mounted on a transverse frame joining the hulls.
2. A raft of logs or floats lashed together and propelled by paddles or sails.
[Tamil kaṭṭumaram : kaṭṭu, to tie + maram, wood, log.]
(click for a larger image)catamaran
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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:
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