Meaning of British Isles

Brit'ish Isles'

Pronunciation: [key]
  1. a group of islands in W Europe: Great Britain, Ireland, the Isle of Man, and adjacent small islands. 53,978,538; 120,592 sq. mi. (312,300 sq. km).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.