# Newton's third law

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## Newton's third law

n.
The principle stating that for every action there is an equal and opposite reaction. Thus, if one body exerts a force F on a second body, the first body also undergoes a force of the same strength but in the opposite direction.

[After Isaac Newton.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 Newton's third law - action and reaction are equal and oppositelaw of motion, Newton's law, Newton's law of motion - one of three basic laws of classical mechanics
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It's more like a natural physical law like gravity, or Newton's third law of motion, which states, for every action, there is an equal and opposite reaction.
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Explain Newton's Third Law of Motion: For every action force, there is an equal and opposite reaction force.

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