angioedema
(redirected from hereditary angioneurotic edema)Also found in: Dictionary, Thesaurus, Medical, Acronyms.
Related to hereditary angioneurotic edema: paroxysmal nocturnal hemoglobinuria
angioedema
[‚an·jē·ō·i′dē·mə] (medicine)
The development of giant hives beneath the surface of the skin, especially around the eyes and lips; usually due to an allergic response.