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interregional

British  
/ ˌɪntəˈriːdʒənəl /

adjective

  1. of, relating to, or conducted between two or more regions

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Right now, planning and building a single interregional transmission line can take as long as 18 years, in part because existing laws governing the process create arbitrary obstacles.

From The Wall Street Journal ● Sep. 10, 2026

The Po River's flow has collapsed in a matter of days, dropping below 300 cubic meters per second, compared with an average of around 1,500 in June, according to Aipo, the interregional river agency.

From Barron's ● Jun. 27, 2026

Moscow's interregional transport prosecutor's office said an investigation had been launched.

From BBC ● May 31, 2025

“The Uluburun ship represented long-distance interregional elite exchange, and the Cape Gelidonya ship was involved in local coastal cabotage, or opportunistic trade, where goods and services were purchased and sold at ports for quick profit.”

From New York Times ● Jun. 20, 2024

We must provide for interregional and international deliberations and decision-making.

From The Universe — or Nothing by Meyer Moldeven

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