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Meaning of autoinfection

au•to•in•fec•tion

Pronunciation: (ô"tō-in-fek'shun), [key]
— n. Pathol.
  1. reinfection by a pathogen that is already in the body.
  2. infection caused by transfer of a pathogen from one part of the body to another.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.