cam wheel

noun

1. a wheel, with an off-center axis or irregular shape, that functions as a cam.

Word History and Origins

Origin of cam wheel¹

First recorded in 1860–65

Example Sentences

For tech geeks who may want to know how it’s done, the playful function decisively separating this timepiece from any other is achieved by use of a cam wheel positioned at 6 o’clock.

From Forbes