pilonidal sinus n.
A fistula or pit in the sacral region, communicating with the exterior and containing hair that may act as a foreign body and produce chronic inflammation. Also called pilonidal fistula.
[pee-lohn] /piˈloʊn/ noun, Southwestern U.S. (chiefly Texas) . 1. something extra; lagniappe. n. 1892, from Mexican Spanish, from Spanish pilón “sugar loaf.”
[pahy-lohs] /ˈpaɪ loʊs/ adjective 1. covered with hair, especially soft hair; furry. /ˈpaɪləʊz/ adjective 1. (biology) covered with fine soft hairs: pilose leaves pilose pi·lose (pī’lōs) or pi·lous (-ləs) adj. Covered with fine, soft hair.
[pee-laws] /ˈpi lɔs/ noun 1. Greek name of . /ˈpilɔs/ noun 1. transliteration of the Modern Greek name for Pylos
[pahy-luh t] /ˈpaɪ lət/ noun 1. a person duly qualified to steer ships into or out of a harbor or through certain difficult waters. 2. a person who steers a ship. 3. Aeronautics. a person duly qualified to operate an airplane, balloon, or other aircraft. 4. a guide or leader: the pilot of the expedition. […]
pilosebaceous pi·lo·se·ba·ceous (pī’lō-sĭ-bā’shəs) adj. Relating to the hair follicles and sebaceous glands.