Also found in: Acronyms, Encyclopedia, Wikipedia.
Related to Ascension Island: Diego Garcia
An island in the southern Atlantic Ocean northwest of St. Helena. Discovered by the Portuguese on Ascension Day in 1501, it was taken by the British in 1815 and has been administered by St. Helena since 1922.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.