n. (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. Remitting fevers subside or abate at intervals; intermitting fevers intermit or entirely cease at intervals; continued or continual fevers neither remit nor intermit. 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. 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 root (Bot.), an American herb of the genus Triosteum (T. perfoliatum); - called also feverwort and horse gentian.
- Fever sore, a carious ulcer or necrosis.