trochoid

noun
tro·​choid | \ ˈtrō-ˌkȯid How to pronounce trochoid (audio) , ˈträ-ˌkȯid \

Definition of trochoid

: the curve generated by a point on the radius of a circle or the radius extended as the circle rolls on a fixed straight line

Other Words from trochoid

trochoidal \ trō-​ˈkȯi-​dᵊl How to pronounce trochoid (audio) , trä-​ \ adjective

First Known Use of trochoid

circa 1704, in the meaning defined above

History and Etymology for trochoid

Greek trochoeidēs like a wheel, from trochos wheel

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Time Traveler for trochoid

Time Traveler

The first known use of trochoid was circa 1704

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Cite this Entry

“Trochoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trochoid. Accessed 28 Feb. 2021.

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More Definitions for trochoid

trochoid

noun
tro·​choid | \ ˈtrō-ˌkȯid How to pronounce trochoid (audio) \

Medical Definition of trochoid

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