trimaran

noun

tri·​ma·​ran ˈtrī-mə-ˌran How to pronounce trimaran (audio)
ˌtrī-mə-ˈran
: a fast pleasure sailboat with three hulls side by side

Examples of trimaran in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Its hull design is a trimaran — a slender central hull with outriggers — which is uncommon for traditional submarines or surface warships. — Prabhat Ranjan Mishra, Interesting Engineering, 4 Dec. 2025 In 2022, the duo unveiled a 130-foot trimaran concept with double the interior space of a catamaran. — Rachel Cormack, Robb Report, 1 Apr. 2026 The accepted wisdom in yacht design has been that the fastest ocean passages can only be achieved by multihull craft, such as the current crop of Ultim trimarans, which have three hulls in parallel and have set the big records of the past decade. — Andrew Rice, New York Times, 7 May 2026 In 2010, the first trimaran, USS Independence, followed. — Brad Lendon, CNN Money, 28 May 2026 See All Example Sentences for trimaran

Word History

Etymology

tri- + catamaran

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of trimaran was in 1949

Rhymes for trimaran

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Browse Nearby Words

Trim
trimaran
trimastigote
See all Nearby Words

Cite this Entry

“Trimaran.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trimaran. Accessed 7 Jul. 2026.

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