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epitrochoid

noun
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epi·​trochoid | \ "+ \

Definition of epitrochoid

: a plane curve traced by a point on the radius or extended radius of a circle rolling on the outside of a fixed circle — compare epicycloid, hypotrochoid

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Other Words from epitrochoid

epitrochoidal \ "+ \ adjective

History and Etymology for epitrochoid

epi- + trochoid

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Cite this Entry

“Epitrochoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epitrochoid. Accessed 17 Feb. 2020.

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