trilateral

adjective

tri·​lat·​er·​al (ˌ)trī-ˈla-tə-rəl How to pronounce trilateral (audio)
-ˈla-trəl
: having three sides or parties
trilateral business ventures
trilateral discussions

Examples of trilateral 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.
Friday’s shooting in Moscow comes one day after Russian, Ukrainian and US negotiators met for trilateral talks in the United Arab Emirates, where the Russian delegation was led by their military intelligence chief Kostyukov. Anna Chernova, CNN Money, 6 Feb. 2026 Chinese Foreign Ministry spokesperson Lin Jian said his country would not take part in a trilateral arrangement. Chris Boccia, ABC News, 5 Feb. 2026 The first trilateral talks in Abu Dhabi took place last month but did not produce major breakthroughs. Yuliya Talmazan, NBC news, 5 Feb. 2026 Trump has also threatened to pull out of a trilateral trade deal with Canada, which was negotiated during his first term. Kate Linthicum, Los Angeles Times, 30 Jan. 2026 See All Example Sentences for trilateral

Word History

Etymology

Latin trilaterus, from tri- + later-, latus side

First Known Use

1660, in the meaning defined above

Time Traveler
The first known use of trilateral was in 1660

Browse Nearby Words

Cite this Entry

“Trilateral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trilateral. Accessed 16 Feb. 2026.

Kids Definition

trilateral

adjective
tri·​lat·​er·​al (ˈ)trī-ˈlat-ə-rəl How to pronounce trilateral (audio)
-ˈla-trəl
: having three sides
Last Updated: - Updated example sentences
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