neurofibril

neurofibril
A filamentous structure seen with the light microscope in the nerve cell's body, dendrites, axon, and sometimes synaptic endings, as aggregations of much finer ultramicroscopic elements, the neurofilaments and microtubules; their functional significance remains to be established.

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neu·ro·fi·bril .n(y)u̇r-ō-'fīb-rəl, -'fib- n a fine proteinaceous fibril that is found in cytoplasm (as of a neuron or a paramecium) and is capable of conducting excitation
neu·ro·fi·bril·lary -rə-.ler-ē also neu·ro·fi·bril·lar -rə-lər adj

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n.
one of the microscopic threads of cytoplasm found in the cell body of a neurone and also in the axoplasm of peripheral nerves.

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neu·ro·fi·bril (noor″o-fiґbril) any of the fibrils visible in the perikaryon, dendrites, and axon of a neuron in light microscopy after staining with silver; the fibrils are believed to be neurofilament bundles, and perhaps also neurotubules, that have become coated with silver particles. neurofibrillar adj

Medical dictionary. 2011.

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Look at other dictionaries:

  • neurofibril — [noor΄ōfī′brəl, nyoor΄fī′brəl] n. a fibril comprising part of a nerve cell neurofibrillary [no͞o΄rō fī′bril er ē, nyo͞o΄rōfī′brə ler΄ē] adj …   English World dictionary

  • neurofibril — noun Etymology: New Latin neurofibrilla, from neur + fibrilla fibril Date: 1898 a fine proteinaceous fibril that is found in cytoplasm (as of a neuron or a paramecium) and is capable of conducting excitation • neurofibrillary adjective …   New Collegiate Dictionary

  • neurofibril — neurofibrillar, neurofibrillary, adj. /noor euh fuy breuhl, fib reuhl, nyoor /, n. Anat. a fibril of a nerve cell. [1895 1900; NEURO + FIBRIL] * * * …   Universalium

  • neurofibril — noun Any of a group of microscopic fibrils through the body of a neuron that extend into the axon and dendrites …   Wiktionary

  • neurofibril·la — neu|ro|fi|bril|·la Mot Pla Nom femení …   Diccionari Català-Català

  • neurofibril — n. fibril of a nerve cell (Anatomy) …   English contemporary dictionary

  • neurofibril — [ˌnjʊərə(ʊ) fʌɪbrɪl] noun Anatomy a fibril in the cytoplasm of a nerve cell. Derivatives neurofibrillary adjective …   English new terms dictionary

  • neurofibril — neu·ro·fibril …   English syllables

  • neurofibril — n. one of the microscopic threads of cytoplasm found in the cell body of a neurone and also in the axoplasm of peripheral nerves …   The new mediacal dictionary

  • neurofibril — neu•ro•fi•bril [[t]ˌnʊər əˈfaɪ brəl, ˈfɪb rəl, ˌnyʊər [/t]] n. anat. a fibril of a nerve cell • Etymology: 1895–1900 neu ro•fi′bril•lar, neu ro•fi′bril•lar′y, adj …   From formal English to slang

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