antibody-mediated immunity

[an-ti-bod-ee mee-dee-ey-tid, an-tee-]

noun Immunology.

immunity conferred to an individual through the activity of B cells and their progeny, which produce circulating antibodies in response to the presence of a foreign substance and recognize the substance upon renewed exposure.

Compare cell-mediated immunity.

Also called humoral immunity.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018