an inflammatory disease of the sebaceous glands, characterized by comedones and pimples, especially on the face, back, and chest, and, in severe cases, by cysts and nodules resulting in scarring.
also called acne vulgaris. a chronic skin disease common in adolescence, involving inflammation of the sebaceous glands and characterized by pustules on the face, neck, and upper trunk see also rosacea
1813, from modern latin, from aknas, a 6c. latin clerical misreading of greek akmas, accusative plural of akme “point” (see acme). the “pointed” pimples are the source of the medical use.
acne vulgaris acne vul·gar·is (vŭl-gâr’ĭs)
an inflammatory eruption affecting the face, upper back, and chest, consisting of blackheads, cysts, papules, and pustules, and occurring primarily during p-b-rty and adolescence.
acne ac·ne (āk’nē)
an inflammatory disease of the sebaceous glands and hair follicles of the skin that is marked by the eruption of pimples or pustules, especially on the face.
an inflammatory disease of the skin in which the sebaceous glands become clogged and infected, often causing the formation of pimples, especially on the face. it is most common during adolescence, but also occurs in infants and adults.
acneform acneform ac·ne·form (āk’nē-fôrm’) or ac·ne·i·form (āk-nē’ə-) adj. resembling acne.
a condition characterized by atrophy of the muscles of the calf of the leg. congenital absence of the legs.
causing or able to cause . acnegenic ac·ne·gen·ic (āk’nĭ-jěn’ĭk) n. causing or exacerbating lesions of acne.
acnm american college of nuclear medicine american college of nurse-midwives
noun a point whose coordinates satisfy the equation of a curve although it does not lie on the curve; an isolated point. the origin is an acnode of the curve y² + x² = x³ historical examples the centre is a conjugate point (or acnode) and the curve resembles fig. 4. encyclopaedia britannica, 11th edition, […]