intertidal

adjective

in·​ter·​tid·​al ˌin-tər-ˈtī-dᵊl How to pronounce intertidal (audio)
: of, relating to, or being the part of the littoral zone above low-tide mark
intertidally adverb

Examples of intertidal in a Sentence

animals that live in the intertidal zone
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In Australia’s intertidal zone, a parasitic isopod called Zeaione everta drew attention for its unusual appearance. Aamir Khollam, Interesting Engineering, 16 Oct. 2025 Mangroves exist in the intertidal zones of warm rivers, estuaries and bays, growing in the sediment brought to the coast by the freshwater rivers and tides, according to the Australia Department of Agriculture, Fisheries and Forestry. Irene Wright, Miami Herald, 16 Oct. 2025 The map also includes intertidal areas, which routinely flood during typical high tides. William B. Davis, New York Times, 30 Sep. 2025 Where are bugs most common at NC beaches? Beach-biting pests — especially no-see-ums — are most common particularly around salt marshes, intertidal zones and beaches strewn with decaying seaweed and organic debris, according to the N.C. State Extension. Evan Moore, Charlotte Observer, 25 Sep. 2025 See All Example Sentences for intertidal

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of intertidal was in 1883

Browse Nearby Words

Cite this Entry

“Intertidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intertidal. Accessed 23 Oct. 2025.

Kids Definition

intertidal

adjective
in·​ter·​tid·​al ˌint-ər-ˈtīd-ᵊl How to pronounce intertidal (audio)
: of, relating to, or being the area that is above low-tide mark but exposed to flooding by the tide
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!