英语词汇“epitrochoid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	epitrochoid
释义	epitrochoid [ ep-i-troh-koid ] / ˌɛp ɪˈtroʊ kɔɪd / Geometry. a plane curve generated by the motion of a fixed point on the radius or extension of the radius of a circle that rolls externally, without slipping, on a fixed circle. The epitrochoid is a generalization of the epicycloid. Origin of epitrochoid First recorded in 1835–45; epi- + trochoid Words nearby epitrochoid epitomist, epitomize, epitope, epitrachelion, epitrichium, epitrochoid, epitympanic, epitympanum, Epivir, epixylous, epizeuxis Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for epitrochoid The curve may be regarded as an epitrochoid (see Epicycloid) in which the rolling and fixed circles have equal radii. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 6\|Various
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epitrochoid