from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A fast sailboat with three parallel hulls.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A type of boat with three parallel hulls.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a fast sailboat with 3 parallel hulls


from The American Heritage® Dictionary of the English Language, 4th Edition

tri- + (cata)maran.


  • The trimaran is a very forgiving design, which is why it is preferred by so many these days for sea voyaging and island hopping.

    [outrigger canoe] best all round performer

  • MacInnes still has a job, helping to maintain BMW Oracle's trimaran, which is a huge and complicated sailing machine, one that requires an estimated 200 to 300 man-hours of work on shore for every hour of sailing.

    NYT > Home Page

  • Why did you decide on a 100 foot trimaran, which is the modern day solo sailor's record attempt boat, rather than building a bigger boat that could try to take the Jules Verne trophy?


  • A trimaran is a sailing vessel, distant cousin of a catamaran.

    The Daily News - News

  • If Alcatel had new direction, why was it still boasting of a manufacturing "trimaran" in telecoms, trains and nuclear power?

    Buying American

  • New Zealander Peter Bethune said the futuristic trimaran Ady Gil was salvagable after the crash, but that he was ordered by Sea Shepherd head Paul Watson to scuttle it.

    World Watch

  • The Austal ship is built around an aluminum trimaran design, derived from a commercial high-speed ferry.

    Navy May Split Ship Purchase Between Lockheed, Austal

  • The Ady Gil, a bio-diesel powered trimaran, can hit 40 knots and Captain Paul Watson plans to sail it quickly into harms way ….

    New Anti-Whaling Vessel Looks Like Something From Batman

  • The agreement was signed a month and a half after the speedy space-age trimaran owned by American software tycoon Larry Ellison routed a catamaran sailed by defending champion Alinghi of Switzerland in Valencia, Spain.

    America's Cup court case officially ends

  • Brandon Kruse for The Wall Street Journal When winds don't cooperate, he sails his trimaran, with a pedal drive, left, or tries other low-impact watersports.

    Time to Learn to Kite Surf ... at Age 70


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