[ ki-net-iks, kahy- ]
/ kɪˈnɛt ɪks, kaɪ- /
Save This Word!

noun (used with a singular verb)Physics.

the branch of mechanics that deals with the actions of forces in producing or changing the motion of masses.



Call upon your favorite grammar inspirations to tackle this quiz on the differences and uses of "evoke" and "invoke."
Question 1 of 7
“Evoke” and “invoke” both derive from the same Latin root “vocāre.”

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of kinetics

First recorded in 1860–65; see origin at kinetic, -ics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use kinetics in a sentence

British Dictionary definitions for kinetics

/ (kɪˈnɛtɪks, kaɪ-) /

noun (functioning as singular)

another name for dynamics (def. 2)
the branch of mechanics, including both dynamics and kinematics, concerned with the study of bodies in motion
the branch of dynamics that excludes the study of bodies at rest
the branch of chemistry concerned with the rates of chemical reactions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for kinetics

[ kə-nĕtĭks, kī- ]


The branch of mechanics concerned with the effects of forces on the motion of a body or system of bodies, especially of forces that do not originate within the system itself.dynamics
The branch of chemistry concerned with the rates of change in the concentration of reactants in a chemical reaction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for kinetics

[ kə-nĕtĭks ]

See dynamics.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.