| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
autoimmune au·to·im·mune (ô'tō-ĭ-my&oomacr;n')
adj.
Of or relating to an immune response against one of the body's own tissues or cells.