What does "anglesey" mean?

An island and traditional county at the northwestern extremity of north Wales. It is separated from Caernarfonshire on the mainland by a narrow stretch of water called the Menai Strait. The county was merged into Gwynedd in 1974.

What is a synonym for "anglesey"?

Common synonyms include: anglesea, anglesea island, anglesey island, dulas, mona, ynys môn.

How do you pronounce "anglesey"?

Pronounced //ˈæŋ.ɡəl.siː//.

Anglesey

//ˈæŋ.ɡəl.siː// name

name ·Rare ·Advanced level

Definitions

Proper Noun

1
An island and traditional county at the northwestern extremity of north Wales. It is separated from Caernarfonshire on the mainland by a narrow stretch of water called the Menai Strait. The county was merged into Gwynedd in 1974.
2
A unitary authority in Wales, Isle of Anglesey County Council, created in 1996 when it was separated from Gwynedd.
"Owain Roberts, from Anglesey, was sent a bill for £4,300 by Vodafone."
3
A marquisate in the peerage of the United Kingdom.

Synonyms

All synonyms

anglesea anglesea island anglesey island dulas mona ynys môn

Example

More examples

"Owain Roberts, from Anglesey, was sent a bill for £4,300 by Vodafone."

Etymology

Possibly of Old Norse origin, from Ǫngullsey (“hook island”) (ǫngull + ey) or Ǫnglisey (“Ǫngli's island”), the name Ǫngli itself being a variant of Ǫngull and from the former noun. Folk etymology confused the name with that of the Angles. More at Anglesey.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.