C2adjectivespacescience
US/ˌɡræv.əˈteɪ.ʃən.əl/
UK/ˌɡræv.ɪˈteɪ.ʃən.əl/
connected with gravity, the force that pulls objects toward each other
In context
The Moon's gravitational pull is the main cause of the tides.
Scientists first detected gravitational waves from two colliding black holes in 2015.
The spacecraft used Jupiter's gravitational field to gain speed.
Words that go with gravitational
adjective + noun
- gravitational pullA black hole's gravitational pull is so strong that light cannot escape.
- gravitational wavesGravitational waves are tiny ripples in space and time.
- gravitational fieldEvery object with mass has a gravitational field.
- gravitational forceThe gravitational force on Mars is about a third of Earth's.
- gravitational effectsAstronomers found the planet through its gravitational effects on the star.