cross-react


cross-re·ac·tion

(krôs′rē-ăk′shən, krŏs′-)n. The reaction between an antigen and an antibody that was generated against a different but similar antigen.
cross′-re·act′ v.cross′-re·ac′tive adj.cross′-re·ac·tiv′i·ty n.

cross′-react′



v.i. (of an antigen or antibody) to participate in a cross-reaction. [1970–75]