Semeiology

Semiology , sē-mī-ol′ō-ji, n. the sum of knowledge of the signs and symptoms of morbid conditions, symptomatology: the science of gesture or sign-language.— n. Semeiog′raphy , the description of the signs or symptoms of disease.— adjs. Semeiolog′ic , -al , pertaining to semeiology; Semeiot′ic , relating to signs, symptomatic.— n. Semeiot′ics , the science of signs: semeiology or symptomatology. [Gr. sēmeion , a mark, legein , to say.]