01 A combining form, with the meaning of self, one's self, one's own, itself, its own.
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1.
A combining form, with the meaning of self, one's self, one's own, itself, its own.
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2.
a prefix with the meaning of self-moving, self-propelling; as, an autocar, an autocarriage, an autotruck, etc., an automobile car, carriage, truck, etc.