intertidal

[ in-ter-tahyd-l ]

adjective

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

intertidal

/ ˌɪntəˈtaɪdəl /

adjective

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

intertidal

/ ĭn′tər-tīd′l /

1. Relating to the region between the high tide mark and the low tide mark.

Word History and Origins

Origin of intertidal¹

First recorded in 1880–85; inter- + tidal

Example Sentences

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

Here’s what to know if you venture into the intertidal zone:

From Seattle Times

To preserve the important intertidal areas and salt marshes off our coasts for the future, we need more turbid water.

From Science Daily

A very clear relationship emerged in the long term: intertidal areas only grow when the water is turbid enough.

From Science Daily

This reduction is crucial for the propagation of tidal flats, leading to sediment starvation that hinders the natural rebuilding of intertidal zones, vital for coastal protection and biodiversity.

From Science Daily