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cycloid
noun
Geom. a curve traced by any point on a radius, or an extension of the radius, of a circle which rolls without slipping through one complete revolution along a straight line in a single plane; trochoid
adjective
- circular
- designating or having fish scales that are roundish in form with smooth edges
- designating or of a cyclothymic person
Related Forms:
- cycloidal adjective
See cycloid in American Heritage Dictionary 4
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