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

noun Pathology.

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

Nearby words

  1. superimpose,
  2. superimposed,
  3. superincumbent,
  4. superinduce,
  5. superinfect,
  6. superinflation,
  7. superintend,
  8. superintendence,
  9. superintendency,
  10. superintendent

Origin of superinfection

First recorded in 1920–25; super- + infection Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for superinfection


[ sōōpər-ĭn-fĕk′shən ]


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.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.