kinetics

noun

ki·​net·​ics kə-ˈne-tiks How to pronounce kinetics (audio)
 also  kī-
plural in form but singular or plural in construction
1
a
: a branch of science that deals with the effects of forces upon the motions of material bodies or with changes in a physical or chemical system
b
: the rate of change in such a system
2
: the mechanism by which a physical or chemical change is effected

Examples of kinetics in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
As studies like these continue to decipher the kinetics between agricultural expansion and disease ecology, the intricate consequences of man’s manipulation of his natural environment are further exposed. Rebecca Kreston, Discover Magazine, 24 Feb. 2015 The kinetics of this process suggest that basidiospores are especially effective as nuclei for the formation of large water drops in clouds. Seriously Science, Discover Magazine, 12 Nov. 2015

Word History

First Known Use

circa 1859, in the meaning defined at sense 1a

Time Traveler
The first known use of kinetics was circa 1859

Cite this Entry

“Kinetics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/kinetics. Accessed 17 Apr. 2025.

Medical Definition

kinetics

noun, plural in form but singular or plural in construction
1
a
: a branch of science that deals with the effects of forces upon the motions of material bodies or with changes in a physical or chemical system
b
: the rate of change in such a system
2
: the mechanism by which a physical or chemical change is effected

More from Merriam-Webster on kinetics

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