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
Like our Moon, Ganymede is locked by the tidal forces of Jupiter so one side always faces the planet.
—
David Szondy, New Atlas, 3 Sep. 2024
Continuing the aquatic obsession, there’s also a new Tides app which gives tidal information.
—David Phelan, Forbes, 17 Sep. 2024
Despite the surface seeing a chilly minus 330 degrees Fahrenheit, Enceladus’ interior luxuriates at around 200 degrees Fahrenheit, thanks to tidal heating from Saturn.
—Shi En Kim, Smithsonian Magazine, 16 Sep. 2024
There is an alternative, however: that the black hole has ripped apart a star that strayed too close—a phenomenon known as a tidal disruption event.
—Daniel Clery, science.org, 3 July 2024
See all Example Sentences for tidal 
David Szondy, New Atlas, 3 Sep. 2024
Continuing the aquatic obsession, there’s also a new Tides app which gives tidal information.
—David Phelan, Forbes, 17 Sep. 2024
Despite the surface seeing a chilly minus 330 degrees Fahrenheit, Enceladus’ interior luxuriates at around 200 degrees Fahrenheit, thanks to tidal heating from Saturn.
—Shi En Kim, Smithsonian Magazine, 16 Sep. 2024
There is an alternative, however: that the black hole has ripped apart a star that strayed too close—a phenomenon known as a tidal disruption event.
—Daniel Clery, science.org, 3 July 2024
See all Example Sentences for tidal
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'tidal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near tidal
Cite this Entry
“Tidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tidal. Accessed 5 Oct. 2024.
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?
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