Monmouthshire

American  

[mon-muhth-sheer, -sher] / ˈmɒn məθˌʃɪər, -ʃər /

noun

1. a county in eastern Wales. 330 sq. mi. (850 sq. km).

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Monmouthshire British  

/ ˈmɒnməθˌʃɪə, -ʃə /

noun

1. a county of E Wales: administratively part of England for three centuries (until 1830); mainly absorbed into the county of Gwent in 1974; reinstated with reduced boundaries in 1996: chiefly agricultural, with the Black Mountains in the N. Administrative centre: Cwmbran. Pop: 86 200 (2003 est). Area: 851 sq km (329 sq miles)

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Etymology

Origin of Monmouthshire

Monmouth ( def. ) + shire ( def. )

Example Sentences

See Examples For:

Monmouthshire

Prince William discussed the ideas in detail while later meeting representatives from environmental charity Stump Up for Trees at Great Tre-Rhew Farm in Monmouthshire.

From BBC ● Oct. 1, 2026

On Friday, the maximum temperature in England of 35.2C was recorded in Coton-in-the Elms, Derbyshire, while Usk, Monmouthshire saw the highest temperature of 34.3C in Wales.

From BBC ● Jul. 11, 2026

"We're pleased to be able to safely reopen the Old Wye Bridge to pedestrians, restoring an important local link for our communities," said Monmouthshire council's cabinet member for climate change and the environment, Catrin Maby.

From BBC ● Jun. 20, 2026

Specifically, if temperatures rise above 30°C or fall below -3°C because of the structure's "sensitivity to temperature changes and load", according to Monmouthshire council.

From BBC ● Jun. 20, 2026

Unlike Darwin—gentleman biologist, and soon to be England’s most lauded natural historian—Wallace had been born to a middle-class family in Monmouthshire.

From "The Gene" by Siddhartha Mukherjee