gravity

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noun, often attributive grav·i·ty \ˈgra-və-tē\

Definition of gravity

plural

gravities

  1. 1a :  dignity or sobriety of bearing a person of gravity and learningb :  importance, significance; especially :  seriousness the gravity of the offensec :  a serious situation or problem

  2. 2 :  weight

  3. 3a (1) :  the gravitational attraction of the mass of the earth, the moon, or a planet for bodies at or near its surface (2) :  a fundamental physical force that is responsible for interactions which occur because of mass between particles, between aggregations of matter (such as stars and planets), and between particles (such as photons) and aggregations of matter, that is 10-39 times the strength of the strong force, and that extends over infinite distances but is dominant over macroscopic distances especially between aggregations of matter —called also gravitation, gravitational force — compare electromagnetism 2a, strong force, weak forceb :  acceleration of gravityc :  specific gravity

Examples of gravity in a Sentence

  1. the hospital waiting room was filled with the kind of gravity that inevitably accompanies worry

Recent Examples of gravity from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gravity'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of gravity

Middle French or Latin; Middle French gravité, from Latin gravitat-, gravitas, from gravis —see 4grave


GRAVITY Defined for English Language Learners

gravity

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noun

Definition of gravity for English Language Learners

  • : a very serious quality or condition : the condition of being grave or serious

  • : the natural force that tends to cause physical things to move towards each other : the force that causes things to fall towards the Earth


GRAVITY Defined for Kids

gravity

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noun grav·i·ty \ˈgra-və-tē\

Definition of gravity for Students

plural

gravities

  1. 1 :  a force of attraction that tends to draw particles or bodies together

  2. 2 :  the attraction of bodies by the force of gravity toward the center of the earth

  3. 3 :  great seriousness

Word Root of gravity

The Latin word gravis, meaning “heavy” or “serious,” gives us the root grav. Words from the Latin gravis have something to do with heaviness or seriousness. Something grave, or important, such as a situation, requires serious thought and consideration. To aggravate is to make a situation more serious. Gravity is a force that pulls everything towards the ground making it feel heavy.


Medical Dictionary

gravity

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noun grav·i·ty \ˈgrav-ət-ē\

Medical Definition of gravity

plural

gravities

  1. 1:  weight 1—used chiefly in the phrase center of gravity

  2. 2a:  the gravitational attraction of the mass of the earth, the moon, or a planet for bodies at or near its surface; broadly :  gravitationb:  acceleration of gravityc:  specific gravity

gravity

adjective


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