cycloid
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English
Etymology
Pronunciation
- IPA(key): /ˈsaɪklɔɪd/
Audio (Southern England): (file)
Noun
cycloid (plural cycloids)
- (geometry) The locus of a point on the circumference of a circle that rolls without slipping on a fixed straight line.
- 1726 October 28, [Jonathan Swift], “The Humours and Dispositions of the Laputians Described. ”, in Travels into Several Remote Nations of the World. , volume II, London: Benj Motte, , →OCLC, part III (A Voyage to Laputa, Balnibarbi, Glubbdubdribb, Luggnagg, and Japan), page 20:
- In the firſt Courſe there was a Shoulder of Mutton, cut into an Æquilateral Triangle, a Piece of Beef into a Rhomboides, and a Pudding into a Cycloid.
- (zoology) A fish having cycloid scales.
Derived terms
Translations
geometry: locus of a point on the circumference of a rolling circle
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zoology: fish with cycloid scales
Adjective
cycloid (not comparable)
- Resembling a circle; cycloidal.
- (zoology, of fish scales) Thin and rounded, with smooth edges.
- (psychoanalysis) characterized by alternating high and low moods.
Derived terms
Translations
resembling a circle
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