tidal force

American  

noun

1. the gravitational pull exerted by a celestial body that raises the tides on another body within the gravitational field, dependent on the varying distance between the bodies.

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tidal force Scientific  

1. A secondary effect of the gravitational forces between two objects orbiting each other, such as the Earth and the Moon, that tends to elongate each body along the axis of a line connecting their centers. Tidal forces are responsible for the fluctuation of the tides as well as for the synchronous rotation of certain moons as they orbit their planets.

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Example Sentences

See Examples For:

tidal force

Because of its distance, Venus exerts the largest tidal force on Earth, although it’s just a small fraction compared with our moon.

From Washington Post ● Jun. 7, 2022

A tidal force results from the unequal gravitational pull on two sides of a body.

From Textbooks ● Oct. 13, 2016

Bodies surged forward with the tidal force of a marathon start while the actor sat on a low stage with a paralytic look about him.

From Salon ● May 30, 2015

The change in the force of the black hole’s gravity across a planet’s diameter is very large, creating a tidal force that stretches the planet.

From Slate ● Nov. 6, 2014

If they are encrusted without and liquid or gaseous in the interior, the internal mass will strive to assume the figure demanded by the tidal force, and will, if it can, burst the restraining envelope.

From Curiosities of the Sky by Garrett Putman Serviss