Membrane Mem"brane, n. [F., fr. L. membrana the skin that covers the separate members of the body, fr. L. membrum. See {Member}.] (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. [1913 Webster]

Note: The term is also often applied to the thin, expanded parts, of various texture, both in animals and vegetables. [1913 Webster]

{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. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • membrane — [ mɑ̃bran ] n. f. • v. 1370; lat. membrana, de membrum « membre » 1 ♦ Anat. Mince couche de tissu qui enveloppe un organe, qui tapisse une cavité ou un conduit naturel (⇒ muqueuse). Fine membrane. ⇒ pellicule. Membranes muqueuses, séreuses,… …   Encyclopédie Universelle

  • Membrane — Sf dünnes Blättchen, feines Häutchen per. Wortschatz fach. (14. Jh.), spmhd. membrāne Entlehnung. Ist entlehnt aus l. membrāna (eigentlich das die inneren Teile des tierischen Körpers bedeckende Häutchen , auch: Pergament ), zu l. membrum n.… …   Etymologisches Wörterbuch der deutschen sprache

  • membrane — Membrane. s. f. Partie mince, deliée & nerveuse du corps de l animal, servant d enveloppe aux autres parties. Les membranes du corps. les fibres d une membrane. la membrane qui enveloppe le muscle. piquer la membrane, les membranes des muscles.… …   Dictionnaire de l'Académie française

  • membrané — membrané, ée (man bra né, née) adj. Terme de botanique. Qui est aplati comme une membrane …   Dictionnaire de la Langue Française d'Émile Littré

  • membrane — (n.) early 15c., thin layer of skin or tissue, a term in anatomy, from L. membrana a skin, membrane; parchment (skin prepared for writing), from membrum limb, member of the body (see MEMBER (Cf. member)). The etymological sense is that which… …   Etymology dictionary

  • membrane — [mem′brān΄] n. [L membrana, membrane, fine skin, parchment < membrum,MEMBER] 1. a thin, soft, pliable sheet or layer, especially of animal or vegetable tissue, serving as a covering or lining, as for an organ or cell 2. any thin, flexible… …   English World dictionary

  • Membrane — steht für: Thidrekssaga drittes der Pergament Handschriften einer umfangreiche Sagenkompilation des 13. Jahrhunderts in altnordischer Sprache, Membran eine Trennschicht, eine dünne Haut …   Deutsch Wikipedia

  • membrane — membrane. См. мембрана. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Membrane — vgl. Membran …   Das Wörterbuch medizinischer Fachausdrücke

  • membrane — [n] covering layer film, lamina, leaf, mucosa, sheath, sheet; concept 484 …   New thesaurus

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