tidal.

Relating to the regular rise and fall of sea level or waters influenced by it.

Use it for

Words that belong together

• tidal creek
• tidal flats

On the page

At low water, birds gathered on the tidal flats.

Usage notes

Primary category: setting / environment. Forms: Normally non-gradable; no ordinary comparative or superlative. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: setting, description. Commonness: moderately common.