1. a curve traced by a point on the circumference of a circle as the circle rolls along a straight line
Usage: mathematics

1. having a circular form or relating to circles
Usage: technical
2. describing fish scales that are smooth-edged and circular
Usage: biology

Examples

• The mathematician drew a cycloid curve on the blackboard.
• A cycloid is generated when a wheel rolls without slipping along a flat surface.
• The architect incorporated cycloid arches into the building design.
• Most modern fish have cycloid scales that feel smooth to the touch.
• The cycloid motion creates a distinctive looping pattern.
• Students studied the properties of cycloid curves in calculus class.