the world > action or operation > operation upon something > have effect on [verb (transitive)] > subject to action or operation > subject to a process > again (2)
transitive. To treat again; esp. (in later use) to subject to repeated medical, chemical, etc., treatment (see treat, v. 11). Also intransitive.
transitive. To process again; to subject (something) to a process for a second time. Also intransitive (rare).