1
a
: of, relating to, caused by, or having tides
tidal cycles
tidal erosion
b
: periodically rising and falling or flowing and ebbing
tidal waters
2
: dependent (as to the time of arrival or departure) upon the state of the tide
a tidal steamer
Examples of tidal in a Sentence
Recent Examples on the Web
Photo : Ellis Creek Photography A 150-foot tidal dock boasts canoe and water sport platforms.
—
Wendy Bowman, Robb Report, 28 Mar. 2025
Police later learned that the passerby spotted the body in a muddy tidal area near the park’s parking lot.
—Caelyn Pender, The Mercury News, 23 Mar. 2025
In its pursuit of those ideas, Deep Blue Sound doesn’t always cohere, but its eddies and tidal pools are still full of treasures.
—Sara Holdren, Vulture, 6 Mar. 2025
Along the causeway that borders both a freshwater pond and a tidal marsh and on the park’s branching nature trails, guests can spot more than 300 winged species—and perhaps glimpse alligators or sea turtles too.
—Casey Barber, Southern Living, 12 Mar. 2025
See All Example Sentences for tidal
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Wendy Bowman, Robb Report, 28 Mar. 2025
Police later learned that the passerby spotted the body in a muddy tidal area near the park’s parking lot.
—Caelyn Pender, The Mercury News, 23 Mar. 2025
In its pursuit of those ideas, Deep Blue Sound doesn’t always cohere, but its eddies and tidal pools are still full of treasures.
—Sara Holdren, Vulture, 6 Mar. 2025
Along the causeway that borders both a freshwater pond and a tidal marsh and on the park’s branching nature trails, guests can spot more than 300 winged species—and perhaps glimpse alligators or sea turtles too.
—Casey Barber, Southern Living, 12 Mar. 2025
See All Example Sentences for tidal
Cite this Entry
“Tidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tidal. Accessed 3 Apr. 2025.
Copy CitationKids Definition
tidal
adjective
tid·al
ˈtīd-ᵊl 
: of or relating to tides : rising and falling or flowing and ebbing at regular times
Medical Definition
tidal
adjective
tid·al
ˈtīd-ᵊl
: of, relating to, or constituting tidal air
interference with the normal tidal exchange of the lungs—F. R. Mautz & R. M. Hosler
F. R. Mautz & R. M. HoslerLove words? Need even more definitions?
Merriam-Webster unabridged
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