Marrow

Marrow
The bone marrow.
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1. A highly cellular hematopoietic connective tissue filling the medullary cavities and spongy epiphyses of bones; it becomes predominantly fatty with age, particularly in the long bones of the limbs. 2. Any soft gelatinous or fatty material resembling the m. of bone. SEE ALSO: medulla. [A.S. mearh]
- bone m. [TA] the soft, pulpy tissue filling the medullary cavities of bones, having a stroma of reticular fibers and cells; it differs in consistency by age and location. SEE ALSO: gelatinous bone m., red bone m., yellow bone m.. SYN: medulla ossium [TA].
- gelatinous bone m. [TA] degenerated m. of cranial bones in old age.
- red bone m. [TA] bone m. in which the stroma primarily contain the developmental stages of erythrocytes, leukocytes, and megakaryocytes; it is present throughout the skeleton during fetal life and at birth. After the fifth postnatal year, it is gradually replaced in the long bones by yellow m.. SYN: medulla ossium rubra [TA].
- spinal m. SYN: spinal cord.
- yellow bone m. [TA] bone m. in which the stroma of the reticular network are largely filled primarily with fat; it replaces red m. in the long bones after the fifth year of life. SYN: medulla ossium flava [TA].

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mar·row 'mar-(.)ō, -ə(-w) n
1) BONE MARROW
2) the substance of the spinal cord

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n.

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mar·row (marґo) 1. medulla ossium. 2. any of various soft substances resembling bone marrow (medulla ossium).

Medical dictionary. 2011.

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  • Marrow — est une super vilaine mutante appartenant à l univers de Marvel Comics. Elle est apparue pour la première fois, enfant, dans Cable #15 en 1994 ; en tant qu adulte dans X Men Prime. Sommaire 1 Origines 1.1 Gene Nation 1.2 Chez …   Wikipédia en Français

  • Marrow — Mar row, n. [OE. marou, mary, maruh, AS. mearg, mearh; akin to OS. marg, D. merg, G. Mark, OHG. marg, marag, Icel. mergr, Sw. merg, Dan. marv, Skr. majjan; cf. Skr. majj to sink, L. mergere. [root]274 Cf. {Merge}.] [1913 Webster] 1. (Anat.) The… …   The Collaborative International Dictionary of English

  • Marrow — may refer to: Bone marrow, the flexible tissue interior to bone Squash (plant) Marrow (comics), a character in the X Men comic series Marrow (novel), a science fiction novel by Robert Reed The Marrow Controversy, occasioned by the republication… …   Wikipedia

  • marrow — (n.) late 14c., from O.E. mearg marrow, earlier mærh, from P.Gmc. *mazga (Cf. O.N. mergr, O.S. marg, O.Fris. merg, M.Du. march, Du. merg, O.H.G. marg, Ger. Mark marrow ), from PIE *mozgo marrow (Cf …   Etymology dictionary

  • marrow — [mar′ō] n. [ME merow < OE mearg, akin to Ger mark, marrow < IE base * mozgho , marrow, brains > Sans majján , marrow] 1. the soft, vascular, fatty tissue that fills the cavities of most bones 2. the innermost, essential, or choicest… …   English World dictionary

  • marrow — ► NOUN 1) Brit. a long gourd with a thin green skin and white flesh, eaten as a vegetable. 2) (also bone marrow) a soft fatty substance in the cavities of bones, in which blood cells are produced. ● to the marrow Cf. ↑to the marrow ORIGIN Old… …   English terms dictionary

  • Marrow — ist der Name folgender Personen: Lee Marrow (* 1957), italienischer Disco Musiker Queen Esther Marrow (* 1941), US amerikanische Gospel Sängerin und Lead Singer der Harlem Gospel Singers Diese Seite ist eine Begriffsklärung …   Deutsch Wikipedia

  • Marrow — Mar row, v. t. [imp. & p. p. {Marrowed}; p. pr. & vb. n. {Marrowing}.] To fill with, or as with, marrow or fat; to glut. [1913 Webster] …   The Collaborative International Dictionary of English

  • marrow — index consequence (significance), gist (substance), main point, substance (essential nature) Burton s Legal Thesaurus …   Law dictionary

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  • marrow — [[t]mæ̱roʊ[/t]] marrows 1) N VAR A marrow is a long, thick, green vegetable with soft white flesh that is eaten cooked. [BRIT] (in AM, use squash) 2) N UNCOUNT Marrow is the same as bone marrow. The marrow donor is her 14 month old sister. 3) N… …   English dictionary

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