anti-idiotype

American

[an-tee-id-ee-uh-tahyp, an-tahy-] / ˌæn tiˈɪd i əˌtaɪp, ˌæn taɪ- /

noun

Immunology.

a molecular arrangement on an antibody that is the counterpart of that on a different antibody, thus making one an antigen to the other.

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023