Dictionary.com
definitions
  • synonyms

cross-resistance

[kraws-ri-zis-tuh ns, kros-]
See more synonyms on Thesaurus.com
noun Biology.
  1. immunologic resistance to the pathogenic effects of a microorganism because of previous exposure to another species or type having cross-reactive antigens.
  2. resistance to the effects of a substance, as that of an insect population to an insecticide or a bacterial strain to an antibiotic, stimulated by exposure and adaptation to a similar or related substance.

Origin of cross-resistance

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018