Examples of “cycloid” in a Sentence

noun The curve traced by a point on the rim of a circle as the circle rolls along a straight line without slipping.

• The valve on the wheel traces a cycloid as the bicycle rolls forward.
• Our geometry class plotted a cycloid on graph paper.
• A cycloid looks like a series of arches standing side by side.

adjective Describing fish scales that are thin and rounded with smooth edges.

• Carp have cycloid scales that feel smooth to the touch.
• The biologist pointed out the cycloid scales under the microscope.
• Many familiar freshwater fish have cycloid scales.