Dictionary

microfibril

noun mi·cro·fi·bril \ˌmī-krō-ˈfī-brəl, -ˈfi-\

Definition of MICROFIBRIL

:  a fine fibril; especially :  one of the submicroscopic elongated bundles of cellulose of a plant cell wall
mi·cro·fi·bril·lar \-brə-lər\ adjective

First Known Use of MICROFIBRIL

1938

microfibril

noun mi·cro·fi·bril \-ˈfīb-rəl, -ˈfib-\   (Medical Dictionary)

Medical Definition of MICROFIBRIL

:  an extremely fine fibril
mi·cro·fi·bril·lar \-rə-lər\ adjective

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