Breadcrumb Home > Dictionary > Index C coastal: Meaning and Definition of Find definitions for: coast•al Pronunciation: (kōs'tl), [key] — adj. of, relating to, bordering on, or located near a coast: The coastal regions are inundated at high tide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coastal (Thesaurus) coast coastal plain TrendingHere are the facts and trivia that people are buzzing about. Hard Labor Current Events This Week: June 2023 Languages Spoken in Each Country of the World User's Guide to Environmental Language The Washington Monument: Facts, History & Profile LGBT Pride Month | Biographies of Notable Individuals Civilian Labor Force ✖ Related Content Daily Word Quiz: visceral Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language