crossreactive.
Describing a reaction between an antigen and an antibody that was formed to counteract a different (often similar) antigen
Meaning & usage
Describing a reaction between an antigen and an antibody that was formed to counteract a different (often similar) antigen
Where this word comes from
Etymology tree Proto-Indo-European *(s)ker-der.? Proto-Italic *kruks /*krukis Latin cruxbor. Old Irish crosbor. Old Norse krossbor. Old English cros Middle English cross Middle English cros- English cross- English react Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English reactive English crossreactive From cross- + reactive.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.