a reef of coral running roughly parallel to the shore and separated from it by a wide, deep lagoon.
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Origin of barrier reef
First recorded in 1795–1805
Words nearby barrier reef
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for barrier reef
British Dictionary definitions for barrier reef
a long narrow coral reef near and lying parallel to the shore, separated from it by deep waterSee Great Barrier Reef
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
Scientific definitions for barrier reef
A long, narrow ridge of coral that runs parallel to the mainland and is separated from it by a deep lagoon. Compare atoll fringing reef.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.