Stepping motor and Stepper motor

Stepping motor noun - A motor (especially an electric motor) that moves or rotates in small discrete steps.

Stepper motor and stepping motor are semantically related. In some cases you can use "Stepper motor" instead a noun phrase "Stepping motor".

Stepping motor and stepper motor are semantically related. Sometimes you can replace phrase "Stepping motor" with "Stepper motor", this phrases are similar.