Found 2 items, similar to fever blister.
English → English (WordNet) Definition: fever blister fever blister n : caused by herpes simplex virus type 1 (HSV-1) [syn: oral herpes , herpes labialis, cold sore]
English → English (gcide) Definition: Fever blister Fever \Fe"ver\ (f[=e]"v[~e]r), n. [OE. fever, fefer, AS. fefer, fefor, L. febris: cf. F. fi[`e]vre. Cf. Febrile.] 1. (Med.) A diseased state of the system, marked by increased heat, acceleration of the pulse, and a general derangement of the functions, including usually, thirst and loss of appetite. Many diseases, of which fever is the most prominent symptom, are denominated fevers; as, typhoid fever; yellow fever. [1913 Webster] Note: Remitting fevers subside or abate at intervals; intermitting fevers intermit or entirely cease at intervals; continued or continual fevers neither remit nor intermit. [1913 Webster] 2. Excessive excitement of the passions in consequence of strong emotion; a condition of great excitement; as, this quarrel has set my blood in a fever. [1913 Webster] An envious fever Of pale and bloodless emulation. --Shak. [1913 Webster] After life's fitful fever he sleeps well. --Shak. [1913 Webster] Brain fever, Continued fever, etc. See under Brain, Continued, etc. Fever and ague, a form of fever recurring in paroxysms which are preceded by chills. It is of malarial origin. Fever blister (Med.), a blister or vesicle often found about the mouth in febrile states; a variety of herpes. Fever bush (Bot.), the wild allspice or spice bush. See Spicewood. Fever powder. Same as Jame's powder. Fever root (Bot.), an American herb of the genus Triosteum (Triosteum perfoliatum); -- called also feverwort and horse gentian. Fever sore, a carious ulcer or necrosis. --Miner. [1913 Webster]