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Tristan da Cunha

[tris-tuh n duh koo-nuh, koon-yuh]
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noun
  1. a group of four volcanic islands in the S Atlantic, belonging to St. Helena. 40 sq. mi. (104 sq. km).
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tristan da cunha

Tristan da Cunha

noun
  1. a group of four small volcanic islands in the S Atlantic, about halfway between South Africa and South America: comprises the main island of Tristan and the uninhabited islands of Gough, Inaccessible, and Nightingale; discovered in 1506 by the Portuguese admiral Tristão da Cunha; annexed to Britain in 1816; whole population of Tristan evacuated for two years after the volcanic eruption of 1961. Pop: 264 (2010 est). Area: about 100 sq km (40 sq miles)
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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