interregional

adjective

in·​ter·​re·​gion·​al ˌin-tər-ˈrēj-nəl How to pronounce interregional (audio)
-ˈrē-jə-nᵊl
variants or less commonly inter-regional
: occurring between, or existing between two or more regions
interregional communication/trade

Examples of interregional 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.
The Marvin Nichols Reservoir isn't the only interregional water fight the state has had. — Lexi Salazar, CBS News, 21 Oct. 2026 According to Khazheeva, this helped reduce friction, support interregional deal activity, and shorten transaction cycles. — Nia Bowers, USA Today, 14 Apr. 2026 Interregional conflict resolved for now Most of the plan was met without much feedback, but the inclusion of the Marvin Nichols project spurred public meetings throughout the state, and the declaration of an interregional conflict. — Lana Ferguson, Dallas Morning News, 27 Jan. 2026 O'Connor said Congress should direct FERC to establish interregional transfer capacity on the grid. — Twin Cities, 8 Nov. 2025 See All Example Sentences for interregional

Word History

First Known Use

1871, in the meaning defined above

Time Traveler
The first known use of interregional was in 1871

Rhymes for interregional

See All Rhymes for interregional

Browse Nearby Words

interreflection
interregional
interregnal
See all Nearby Words

Cite this Entry

“Interregional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interregional. Accessed 27 Oct. 2026.

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