We found 5 dictionaries that define the word barrier islands:

General (4 matching dictionaries)

1. barrier islands: Merriam-Webster
2. barrier islands: Vocabulary.com
3. barrier islands: Wiktionary
4. Barrier Islands, Barrier islands: Wikipedia, the Free Encyclopedia

Computing (1 matching dictionary)

5. Barrier islands: Encyclopedia

(Note: See barrier_island as well.)

Definitions from Wiktionary (barrier island) ▸ noun:  An island close to, and parallel to, the main coastline. ▸ Also see barrier_island Types: cays, islets, atolls, more... Phrases: Texas barrier islands, Virginia Barrier Islands, more... ▸ Words similar to barrier islands ▸ Usage examples for barrier islands ▸ Idioms related to barrier islands ▸ Wikipedia articles (New!) ▸ Words that often appear near barrier islands ▸ Rhymes of barrier islands ▸ Invented words related to barrier islands