From www.dictionary.com (note #2, reference to engine - engine would seem to
be more specific):

motor
n.
1. Something, such as a machine or an engine, that produces or imparts
motion.
2. A device that converts any form of energy into mechanical energy,
especially an internal-combustion engine or an arrangement of coils and
magnets that converts electric current into mechanical power.
3. A motor vehicle, especially an automobile: "It was a night of lovers. All
along the highway... motors were parked and dim figures were clasped in
revery" (Sinclair Lewis).

> I don't talk to my van but I always thought a "motor" was electric and an
> "engine" was that big hunk of steel or aluminum that has internal
combustion
> stuff. It's like calling a woman a girl. Have I been misinformed?
>