of, relating to, bordering on, or located near a coast: The coastal regions are inundated at high tide.

Nearby words

  1. coast ranges,
  2. coast redwood,
  3. coast rhododendron,
  4. coast-guard cutter,
  5. coast-to-coast,
  6. coastal plain,
  7. coastally,
  8. coasteering,
  9. coaster,
  10. coaster brake

Origin of coastal

First recorded in 1880–85; coast + -al1

Related formscoast·al·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for coastal

Word Origin and History for coastal



1883, from coast (n.) + -al (1). The proper Latin form costal is used only of ribs.

Online Etymology Dictionary, © 2010 Douglas Harper