centripetal force

noun
Updated on: 7 Nov 2017

Definition of centripetal force

: the force that is necessary to keep an object moving in a curved path and that is directed inward toward the center of rotation
  • a string on the end of which a stone is whirled about exerts centripetal force on the stone
— compare centrifugal force

Recent Examples of centripetal force from the Web

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

First Known Use of centripetal force

1686


CENTRIPETAL FORCE Defined for English Language Learners

centripetal force

noun

Definition of centripetal force for English Language Learners

  • physics : a force that pulls an object moving in a circular path toward the center of its path


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