1. Resembling muscle. 2. One of the fine, contractile, threadlike protoplasmic elements found in certain epithelial cells in lower animals. 3. A contractile part of retinal cones in certain fish and amphibia. In mammals, the m. is the inner part of the inner segment of rods and cones; it contains microtubules, the Golgi apparatus, endoplasmic reticulum, and ribosomes, but no myofibrils. [myo- + G. eidos, appearance]

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my·oid 'mī-.ȯid adj resembling muscle
myoid n an inner structural part of a retinal rod or cone containing numerous cell organelles

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my·oid (miґoid) [my- + -oid] 1. resembling or like a muscle. 2. a substance resembling muscle.

Medical dictionary. 2011.

Look at other dictionaries:

  • Myoid — My oid, a. [Myo + oid.] Composed of, or resembling, muscular fiber. [1913 Webster] …   The Collaborative International Dictionary of English

  • myoid — adj. [Gr. mys, muscle; eidos, like] Composed of muscle fibers …   Dictionary of invertebrate zoology

  • myoid — adjective Composed of, or resembling muscle …   Wiktionary

  • myoid — myo|i̱d [↑myo... u. ↑], in fachspr. Fügungen: myo|i̱des: “muskelähnlich“ (vom Aussehen und von der Beschaffenheit eines Gewebes) …   Das Wörterbuch medizinischer Fachausdrücke

  • myoid — myo|id <zu ↑...oid> muskelähnlich (vom Aussehen u. von der Beschaffenheit eines Gewebes; Med.) …   Das große Fremdwörterbuch

  • myoid — adj. resembling a muscle, substance like a muscle …   English contemporary dictionary

  • myoid — my·oid …   English syllables

  • myoid —   a. muscle like …   Dictionary of difficult words

  • myoid — adjective resembling muscle • Pertains to noun: ↑muscle …   Useful english dictionary

  • myoid cells — 1. cells found in the seminiferous tubules of common laboratory rodents, which cytologically resemble smooth muscle and are presumed to be contractile and to be responsible for the rhythmic shallow contractions of the seminiferous tubules of… …   Medical dictionary

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