[ grav-i-tey-shuh-nl ]


  1. Physics. of or relating to the force of attraction between two masses:

    The gravitational effect of the moon causes the rise and fall of ocean tides.

  2. of or relating to a strong movement or natural tendency toward something or someone:

    Their gravitational attraction to self-destructive behavior has been the subject of much study.

Discover More

Other Words From

  • gravi·tation·al·ly adverb
  • anti·gravi·tation·al adjective

Discover More

Word History and Origins

Origin of gravitational1

First recorded in 1850–55; gravitation ( def ) + -al 1( def )

Discover More

Example Sentences

Nonetheless, scientists increasingly believed gravitational waves would be found.

Mars’ atmosphere is 99 percent thinner than Earth’s, with a third of its gravitational pull.

It contains at least six worlds, five of which are locked together in a particular type of gravitational tango.

A second measures the wobbling of Mars' axis of rotation, which will be influenced by a combination of the red planet's composition and the gravitational influences of the rest of the Solar System.

In fact, our bodies are so used to the gravitational pull of the Earth that without it, our bones and muscles get weak.

Something fascinating is going on in the gravitational dance of galaxies, from watching the slow twirls of the dancers.

The planet is deep in the gravitational well of a black hole, and the black hole would surely have very high tidal forces.

But the probes map the gravitational field along North-South line, which makes the data look stripy.

First, their simulations fail after the gravitational collapse stops, so they cannot show what replaces a black hole.

In the new paper, Laniakea is defined by a gravitational boundary.

According to Boyle, a non-luminous and non-reflecting asteroid has crashed into the earth's gravitational field.

The mechanism neutralized gravitational pull—objects could float!

As the intensity of the gravitational field decreased, the velocity of the ship increased—not linearly, but logarithmically.

"To move around near a heavy mass—in the presence of a strong gravitational field," Arcot said.

We simply haven't got fuel enough to break loose from this star's gravitational hold, vast as the energy of matter is.





gravitationgravitational collapse