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gravity

gravity

335 2.3
The force that makes things fall to the ground and keeps planets moving
  • noun
  • /ˈɡrævɪti/
translation icon : gravedad
  • So the stronger the gravity, the faster time moves.
  • force of gravity
  • center of gravity
  • Earth's gravity

Well, now it feels the gravity field of that planet.

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Examples

  • There is a force downwards due to gravity FG.

  • A phase of the moon has nothing to do with gravity.

  • Does the strength of gravity change with time?

  • But what you know is that gravity is not everything.

  • That is this new idea about how gravity actually works.

  • According to Newton, the only thing that can create gravity is matter.

  • The person to figure out how gravity works was Albert Einstein.

  • Some very smart people have wrestled with the gravity problem but have gotten us pretty much nowhere.

    Academic text (2012)
  • If that is so, the primordial gravity waves might be strong enough to detect today.

    Academic text (1991)
  • The force of gravity pulls everything towards the Earth, causing objects to fall when dropped.

Synonyms

attraction
vsgravity
  • Specialized
96 2.8

A force that pulls objects toward each other, like gravity or magnets

is limited to the mass-based force that makes objects fall on Earth
gravitational force
vsgravity
  • Specialized
7 4.2

A pull between all objects, especially Earth's pull on things near its surface

emphasizes that same force especially as it makes things fall to ground
gravitation
vsgravity
  • Specialized
4 4.1

A force that pulls objects toward each other and makes things fall to Earth

is focused on the same force as it makes objects fall to Earth
gravitational attraction
vsgravity
  • Specialized
1 4.1

The force that pulls two objects toward each other, for example toward a planet

highlights that force particularly in causing objects to fall toward Earth's surface
gravitational interaction
vsgravity
  • Specialized
1 6.8

A force that pulls objects with mass toward each other, keeping planets and moons in place

is the everyday name stressing falling to ground rather than technical classification
gravity's pull
vsgravity
1 3.4

The pull that makes things fall toward Earth or another large body

uses the same idea but stresses falling to the ground on Earth
attractive force
vsgravity
  • Specialized
1 4.7

A pull that makes two things move toward each other, like gravity or magnets

refers specifically to the mass attraction that causes falling to the ground

Compounds

center of gravity
  • Specialized
14 4.5

The point in an object where its weight is evenly balanced

theory of gravity
  • Specialized
4 3.7

An idea that all objects pull on each other, more when they are heavier and closer

gravity wave
  • Specialized
1 8.8

A wave in space that makes space and time stretch when very heavy things move, like two black holes colliding

specific gravity
  • Specialized
1 4.8

How heavy something is compared with the same amount of water

gravity-assist
  • Specialized
1 7.1

A way a spacecraft uses a planet's pull to gain speed

gravity bomb
  • Specialized
1 6.2

A bomb dropped from a plane that falls to a target without guidance

gravity fault
  • Specialized
8.7

A sloping break in rock where the upper block moves down because of its weight

gravity gradient
  • Specialized
7.7

A difference in pull between parts of an object that causes tides and affects satellites

gravity meter
  • Specialized
7.5

A tool that measures how strongly the Earth pulls on things in different places

solar gravity
  • Specialized
3.9

The sun's pull that keeps planets moving around it

How Strong

gravity
335 2.3
microgravity
  • Specialized
4 6.8
weightlessness
  • Specialized
7 4.9

Surface Forms

gravity singular
gravities plural

Etymology

The word gravity comes from the Latin gravitas, from gravis meaning 'heavy'. You can see the same root in the word grave, and people used that 'heavy' idea to name the natural force that makes things 'fall' or feel 'heavy', so gravity is the 'pull' that keeps us on the ground.