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Membrane   /mˈɛmbrˌeɪn/   Listen
noun
Membrane  n.  (Anat.) A thin layer or fold of tissue, usually supported by a fibrous network, serving to cover or line some part or organ, and often secreting or absorbing certain fluids. Note: The term is also often applied to the thin, expanded parts, of various texture, both in animals and vegetables.
Adventitious membrane, a membrane connecting parts not usually connected, or of a different texture from the ordinary connection; as, the membrane of a cicatrix.
Jacob's membrane. See under Retina.
Mucous membranes (Anat.), the membranes lining passages and cavities which communicate with the exterior, as well as ducts and receptacles of secretion, and habitually secreting mucus.
Schneiderian membrane. (Anat.) See Schneiderian.
Serous membranes (Anat.), the membranes, like the peritoneum and pleura, which line, or lie in, cavities having no obvious outlet, and secrete a serous fluid.






Collaborative International Dictionary of English 0.48








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"Membrane" Quotes from Famous Books



... has this sucking fish got to do with it?" And I pointed to the red membrane already drying up ...
— Pieces of Eight • Richard le Gallienne

... distributions of substance, we find differences of tissue corresponding to differences of relative position. In all the higher Protozoa, as also in the Protophyta, we meet with a fundamental differentiation into cell-membrane and cell-contents, answering to that fundamental contrast of conditions implied by the words outside and inside. And on passing from what are roughly classed as unicellular organisms to the lowest of those which consist of aggregated cells, we equally observe the connexion ...
— Essays: Scientific, Political, & Speculative, Vol. I • Herbert Spencer

... greenish-yellow colour, the tip of the bill being black, arcuated, and truncated. Nostrils large, round, open, and situated in the middle of the bill. Wings ample, third quill longest. Legs long, light dull-red, and naked to a little above the knee. Feet black, webbed, the membrane being deeply notched, great toe articulated to the metatarsus. Plumage slate-grey, with black spots upon the wings and back. Wing-feathers dusky black, and edged at the tip with pale grey. Irides ...
— Journal of the Proceedings of the Linnean Society - Vol. 3 - Zoology • Various

... size of a mignionette seed; the ear consists of two conjugate spikes, the grain being arranged on the outer edge of either spike, and alternated; they are attached by a peduncle to the husk. The epicarp, or outer membrane, ...
— The Commercial Products of the Vegetable Kingdom • P. L. Simmonds

... menstruation. This was the theory of Born and Fraenkel. [Footnote: See Biedl, Internal Secretory Organs (Eng. trans.), 1912, p. 404.] Biedl's conclusion is that the periodic development and disintegration of the uterine mucous membrane in the menstrual cycle is due to the hormone of the interstitial cells of the ovary. Leopold and Ravana found that ovulation as a rule coincides with menstruation, but may take place at any time. Here, again, the problem must be considered from the point ...
— Hormones and Heredity • J. T. Cunningham


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