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intertidal

American  
[in-ter-tahyd-l] / ˌɪn tərˈtaɪd l /

adjective

  1. of or relating to the littoral region that is above the low-water mark and below the high-water mark.


intertidal British  
/ ˌɪntəˈtaɪdəl /

adjective

  1. of or relating to the zone of the shore between the high-water mark and low-water mark

"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

intertidal Scientific  
/ ĭn′tər-tīdl /
  1. Relating to the region between the high tide mark and the low tide mark.


Etymology

Origin of intertidal

First recorded in 1880–85; inter- + tidal

Vocabulary lists containing intertidal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Moddelmog said the excavator left a large hole in the rocky intertidal zone, where fish, sea stars and other species linger.

From Los Angeles Times Sep. 4, 2026

"However, the same cannot be said for intertidal systems" such as salt marshes and mudflats that line the coast and are exposed at low tide, he added.

From Barron's Mar. 17, 2026

More of the intertidal zone — where crabs, sculpin and sea stars hang out — will be exposed Thursday and Friday than any other time this year.

From Seattle Times Jun. 6, 2024

Because of this barrier, less sand can flow from the North Sea into the estuary, resulting in clearer water that fails to replenish the intertidal areas, thus causing them to erode.

From Science Daily May 6, 2024

Dimly I could see the intertidal creatures darting away from my feet.

From The Island of Doctor Moreau by H. G. (Herbert George) Wells

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