[kraws-ree-ak-shuh n-kros-]


an immunologic reaction between a given antigen and an antibody or lymphokine that is specific for a different antigen resembling the first one.

Nearby words

  1. cross-purposes,
  2. cross-question,
  3. cross-react,
  4. cross-reacting agglutinin,
  5. cross-reacting antibody,
  6. cross-refer,
  7. cross-reference,
  8. cross-resistance,
  9. cross-section,
  10. cross-sectional study

Origin of cross-reaction

First recorded in 1945–50

Related formscross-re·ac·tive, adjectivecross-re·ac·tiv·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019