change wheel (English, noun)
expansion: change wheel (plural change wheels)
Senses:
topics: engineering
natural-sciences
physical-sciences
glosses: One of a set of wheels of different sizes and number of teeth, that may be changed or substituted for one another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc.
Forms:
form: change wheels
tags: plural