a membrane-covered opening in the inner wall of the middle ear that compensates for changes in cochlear pressure.
round window n.
An opening on the medial wall of the middle ear that leads into the cochlea and is covered by the secondary tympanic membrane. Also called fenestra of cochlea.
noun 1. (forestry) small pieces of timber (about 5–15 cm, or 2–6 in.) in diameter; small logs
noun 1. any nematode, especially Ascaris lumbricoides, that infests the intestine of humans and other mammals. noun 1. any nematode worm, esp Ascaris lumbricoides, a common intestinal parasite of man and pigs roundworm round·worm (round’wûrm’) n. See nematode.
noun, Veterinary Pathology. 1. any catarrhal inflammation of the eyes and nasal passages of poultry. noun 1. hoarseness or huskiness. noun, verb (used with object), Scot. and North England. 1. auction (defs 1, 3). noun 1. (vet science) any of various chronic respiratory diseases of birds, esp poultry verb (transitive) 1. to sell by auction […]
adjective 1. affected with the disease roup. adjective, roupier, roupiest. 1. hoarse or husky.