kinematics

noun

ki·​ne·​mat·​ics ˌki-nə-ˈma-tiks How to pronounce kinematics (audio)
also
ˌkī- How to pronounce kinematics (audio)
plural in form but singular in construction
: a branch of dynamics that deals with aspects of motion apart from considerations of mass and force
kinematic adjective
or kinematical
ˌki-nə-ˈma-ti-kəl How to pronounce kinematics (audio)
 also  ˌkī-
kinematically adverb

Word History

Etymology

French cinématique, from Greek kinēmat-, kinēma motion, from kinein to move

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of kinematics was in 1840

Browse Nearby Words

Cite this Entry

“Kinematics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/kinematics. Accessed 9 Sep. 2025.

Medical Definition

kinematics

noun, plural in form but singular in construction
ki·​ne·​mat·​ics ˌkin-ə-ˈmat-iks How to pronounce kinematics (audio) ˌkī-nə- How to pronounce kinematics (audio)
variants also cinematics
1
: a branch of physics that deals with aspects of motion apart from considerations of mass and force
2
: the properties and phenomena of an object or system in motion of interest to kinematics
the kinematics of the human ankle joint
kinematic adjective
or kinematical
kinematically adverb

More from Merriam-Webster on kinematics

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