Difference between Cycloidal and Cycloid

What is the difference between Cycloidal and Cycloid?

Cycloidal as an adjective is pertaining to or resembling a cycloid; or a circle. while Cycloid as an adjective is resembling a circle; cycloidal.

Part of speech: adjective

Definition: pertaining to or resembling a cycloid; or a circle.

Part of speech: noun

Definition: The locus of a point on the circumference of a circle that rolls without slipping on a fixed straight line.A fish having cycloid scales.

Part of speech: adjective

Definition: Resembling a circle; cycloidal.(of fish scales) Thin and rounded, with smooth edges.

We hope you now know whether to use Cycloidal or Cycloid in your sentence.