Great Britain

American  

noun

1. an island of NW Europe, separated from the mainland by the English Channel and the North Sea: since 1707 the name has applied politically to England, Scotland, and Wales. 88,139 sq. mi. (228,280 sq. km).

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Great Britain British  

noun

1. England, Wales, and Scotland including those adjacent islands governed from the mainland (i.e. excluding the Isle of Man and the Channel Islands). The United Kingdom of Great Britain was formed by the Act of Union (1707), although the term Great Britain had been in use since 1603, when James VI of Scotland became James I of England (including Wales). Later unions created the United Kingdom of Great Britain and Ireland (1801) and the United Kingdom of Great Britain and Northern Ireland (1922). Pop: 57 851 100 (2003 est). Area: 229 523 sq km (88 619 sq miles) See also United Kingdom

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Compare meaning

How does great-britain compare to similar and commonly confused words? Explore the most common comparisons:

• Great Britain vs. United Kingdom
• England vs. Great Britain
• Britain vs. Great Britain

Example Sentences

See Examples For:

Great Britain

The Declaration of Independence, signed in 1776, established the United States of America's independence from the colonial rule of Great Britain - its anniversary is celebrated on 4 July.

From BBC ● Jul. 4, 2026

A year later, she became the youngest ever player to represent Great Britain in the Billie Jean King Cup.

From BBC ● Jun. 30, 2026

“It’s more the norm in Ireland and Great Britain — we all do shows at Edinburgh Fringe, and that’s where I honed that skill.”

From Los Angeles Times ● Jun. 25, 2026

America’s independence from Great Britain was also waged on the cultural front, and few authors in that struggle were more significant than James Fenimore Cooper.

From The Wall Street Journal ● Jun. 19, 2026

The United States was already on the verge of war with Great Britain, and this development was cause for more alarm.

From "An Indigenous People’s History of the United States" by Roxanne Dunbar-Ortiz