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autoimmunization

[ aw-toh-im-yuh-nuh-zey-shuhn, -i-myoo- ]
/ ˌɔ toʊˌɪm yə nəˈzeɪ ʃən, -ɪˌmyu- /
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noun Immunology.

antibody production by an organism in response to and against any of its own tissues, cells, or cell components.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Also called autosensitization.

Origin of autoimmunization

First recorded in 1905–10; auto-1 + immunization
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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