cycloid

noun

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cy·cloid | \ ˈsī-ˌklȯid

Definition of cycloid

(Entry 1 of 2)

: a curve that is generated by a point on the circumference of a circle as it rolls along a straight line

cycloid

adjective

Definition of cycloid (Entry 2 of 2)

1 : smooth with concentric lines of growth cycloid scales also : having or consisting of cycloid scales

2 : characterized by alternating high and low moods a cycloid personality

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Examples of cycloid in a Sentence

Recent Examples on the Web: Noun The model on display in the Museo Galileo allows one to test this result by building two tracks: one shaped like a cycloid, the other shaped like the arc of a circle, for comparison. — Jennifer Ouellette, Ars Technica, 17 May 2020 The solution is a cycloid, which is the curve created by a rolling wheel in a circle. — Jennifer Ouellette, Ars Technica, 17 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cycloid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.