superinfection

[ soo-per-in-fek-shuh n ]
/ ˈsu pər ɪnˌfɛk ʃən /

noun Pathology.

marked proliferation of a parasitic microorganism during antimicrobial treatment for another infection.

Origin of superinfection

First recorded in 1920–25; super- + infection

Medical definitions for superinfection

superinfection
[ sōōpər-ĭn-fĕk′shən ]

n.

The act or process of superinfecting a cell or an organism.
An infection following a previous infection, especially when caused by microorganisms that have become resistant to the antibiotics used earlier.