osteocyte

osteocyte
A cell of osseous tissue that occupies a lacuna and has cytoplasmic processes that extend into canaliculi and make contact by means of gap junctions with the processes of other osteocytes. SYN: bone cell, bone corpuscle, osseous cell. [osteo- + G. kytos, cell]

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os·teo·cyte 'äs-tē-ə-.sīt n a cell that is characteristic of adult bone and is isolated in a lacuna of the bone substance

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n.
a bone cell: an osteoblast that has ceased activity and has become embedded in the bone matrix.

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os·teo·cyte (osґte-o-sīt″) an osteoblast that has become embedded within the bone matrix, occupying a flat oval cavity (bone lacuna, q.v.) and sending, through the canaliculi, slender cytoplasmic processes that make contact with processes of other osteocytes.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Osteocyte — Transverse Section Of Bone Latin osteocytus Code TH …   Wikipedia

  • Osteocyte — Ostéocyte L ostéocyte est le devenir de l ostéoblaste. Il se situe dans le tissu osseux à la différence de l ostéoblaste, situé dans la matrice minéralisée. Il est logé dans des cavités creusées dans la matrice : l ostéoplaste. C est une… …   Wikipédia en Français

  • ostéocyte — [ ɔsteɔsit ] n. m. • 1964; de ostéo et cyte ♦ Biol. Cellule osseuse arrivée à maturité (opposé à ostéoblaste). ● ostéocyte nom masculin Cellule de base du tissu osseux. ostéocyte n. m. ANAT Cellule osseuse définitive. (V. ostéoblaste.) ost …   Encyclopédie Universelle

  • osteocyte — [äs′tē ō sīt΄] n. any of the branched cells in the tiny cavities of bone, that are involved in the formation of bone …   English World dictionary

  • Ostéocyte — L ostéocyte est la cellule du tissu osseux, elle est issue de l ostéoblaste. Un Ostéocyte et ses prolongements, logés dans le système ostéoplaste / canalicule Il se situe dans le tissu osseux à la différence de l ostéoblaste, situé dans la… …   Wikipédia en Français

  • osteocyte — /os tee euh suyt /, n. Cell Biol. a cell of osseous tissue within the bone matrix; a bone cell. [1940 45; OSTEO + CYTE] * * * ▪ cell       a cell that lies within the substance of fully formed bone. It occupies a small chamber called a lacuna,… …   Universalium

  • osteocyte — noun Date: 1942 a cell that is characteristic of adult bone and is isolated in a lacuna of the bone substance …   New Collegiate Dictionary

  • osteocyte — a cell derivid from an osteoblast responsible for building the hard matrix of bone (supportive fibres impregnated with calcium hydroxyapatite). Osteocytes are usually found in lacunae embedded in the hard matrix but may be superficial to the… …   Dictionary of ichthyology

  • osteocyte — Osteoblast that is embedded in bony tissue and which is relatively inactive …   Dictionary of molecular biology

  • osteocyte — os·te·o·cyte …   English syllables

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