noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any antigen that stimulates autoantibodies in the organism that produced it; an antigen produced by the self (that is, by one's own tissues).

Synonyms

All synonyms

self-antigen

Etymology

From auto- + antigen.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.