Anglesey

American  

[ang-guhl-see] / ˈæŋ gəl si /

noun

1. an island and county in northwestern Wales. 276 sq. mi. (714 sq. km).

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Anglesey British  

/ ˈæŋɡəlsɪ /

noun

1. Welsh name: Ynys Môn.  an island and county of N Wales, formerly part of Gwynedd (1974–96), separated from the mainland by the Menai Strait. Administrative centre: Llangefni. Pop: 59 500 (2003 est). Area: 720 sq km (278 sq miles)

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Etymology

Origin of Anglesey

Possibly from Old Norse Ǫngullsey “Hook Island,” or Old Norse Ǫnglisey “Ǫngli's Island”

Example Sentences

Velella velella, commonly known as by-the-wind sailors and closely related to the Portuguese man o' war, have been spotted on beaches across Anglesey, Gwynedd and Tenby.

From BBC • Jun. 18, 2026

Wales sometimes plays itself, like in British comedy “Gavin & Stacey,” which was filmed in Barry, or detective thriller “Under Salt Marsh,” which shot in Anglesey and Gwynedd.

From Los Angeles Times • Jun. 2, 2026

Ap Iorwerth also did not rule out building a new third Menai crossing on Anglesey, after the Menai Suspension Bridge closed three times in two days on Wednesday.

From BBC • May 28, 2026

The Menai Suspension Bridge, which links mainland north Wales to Anglesey, has been restricted to vehicles under 7.5 tonnes since repair works began in October 2022.

From BBC • May 27, 2026

But destruction involved all of agricultural England, from Angus in the north to Cornwall in the south, from Anglesey in the west to Norfolk in the east.

From "Silent Spring" by Rachel Carson