WebMar 29, 2024 · Definition of Blackhead. Blackhead: A familiar term for what is medically called an open comedo. A comedo, the primary sign of acne, consists of a widened hair … Webblackhead: [ blak´hed″ ] a plug of keratin and sebum within the dilated orifice of a hair follicle. The dark color is caused not by dirt but by the discoloring effect of air on the sebum in the clogged pore. Infection may cause it to develop into a pustule or boil. See also acne vulgaris . Called also open comedo .
Blackhead - definition of blackhead by The Free Dictionary
Webblackhead: 1 n a black-tipped plug clogging a pore of the skin Synonyms: comedo Type of: blemish , defect , mar a mark or flaw that spoils the appearance of something (especially … WebComedones are the skin-coloured, small bumps ( papules) frequently found on the forehead and chin of those with acne. A single lesion is a comedo. Open comedones are blackheads; black because of surface pigment ( melanin ), rather than dirt. Closed comedones are whiteheads; the follicle is completely blocked. molybdenum images
Causes and Treatment of Comedones and Acne - Verywell Health
WebDefinition of blackhead in the Definitions.net dictionary. Meaning of blackhead. What does blackhead mean? ... cheesy keratin-filled substance forming a hard black "head" on the skin's surface. blackhead noun. A kind of duck; the scaup. Webster Dictionary (0.00 / 0 votes) Rate this definition: Blackhead noun. the scaup duck. Matched Categories ... WebMar 25, 2024 · These bumps and blackheads are a type of non-inflamed acne blemishes called comedones. You may know comedones by the more common term pore blockage . Comedonal acne can range from mild (with just a few occasional blemishes) to more severe with many blemishes happening over large areas of skin. WebWe found 34 dictionaries with English definitions that include the word blackhead: Click on the first link on a line below to go directly to a page where "blackhead" is defined. General (26 matching dictionaries) blackhead: Merriam-Webster.com [home, info] blackhead: Oxford Learner's Dictionaries [home, info] molybdenum in cast iron