Au"to- (&?;). [Gr. &?; self.]
A combining form, with the meaning of self, one's self, one's own, itself, its own.
© Webster 1913
Au"to- (?).
An abbrev. of automobile, used as a prefix with the meaning of self-moving, self- propelling; as, an autocar, an autocarriage, an autotruck, etc., an automobile car, carriage, truck, etc.
© Webster 1913