noun Date: 1938 a fine fibril; especially one of the submicroscopic elongated bundles of cellulose of a plant cell wall • microfibrillar adjective

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Microfibril — The microfibril is a very fine fibril, or fiber like strand, consisting of glycoproteins and cellulose. It is usually, but not always, used as a general term in describing the structure of protein fiber, examples are hair and sperm tail. Its most …   Wikipedia

  • microfibril — Basic structural unit of the plant cell wall, made of cellulose in higher plants and most algae, chitin in some fungi, and mannan or xylanin a few algae. Higher plant microfibrils are about 10nm in diameter, and extremely long in relation to… …   Dictionary of molecular biology

  • microfibril — n. [Gr. mikros, small; L. dim. fibra, fiber] Microscopic or submicroscopic fiber …   Dictionary of invertebrate zoology

  • microfibril — /muy kroh fuy breuhl, fib reuhl/, n. Cell Biol. a microtubule, microfilament, or other fine threadlike structure of a cell. [1935 40; MICRO + FIBRIL] * * * …   Universalium

  • microfibril — noun A bundle of cellulose polymer chains held together by weak bonds …   Wiktionary

  • microfibril — A very small fibril having an average diameter of 13 nm; it may be a bundle of still smaller elements, the microfilaments. * * * mi·cro·fi·bril fīb rəl, fib n an extremely fine fibril mi·cro·fi·bril·lar rə lər adj * * * mi·cro·fi·bril… …   Medical dictionary

  • microfibril — mi·cro·fibril …   English syllables

  • microfibril — mi•cro•fi•bril [[t]ˌmaɪ kroʊˈfaɪ brəl[/t]] n. hic (lab cbl) a microtubule, microfilament, or other fine threadlike cell structure • Etymology: 1935–40 …   From formal English to slang

  • microfibril — Microscopic fibres visible only at the high magnification of the electron microscope …   Glossary of Biotechnology

  • microfibril — …   Useful english dictionary

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