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fibril

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Fibril
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fi⋅bril

  [fahy-bruhl, fib-ruhl]
–noun
1. a small or fine fiber or filament.
2. Botany. any of the delicate hairs on the young roots of some plants.
3. Cell Biology. any threadlike structure or filament.
Use fibril in a Sentence
Origin:
1655–65; < NL fibrilla, equiv. to L fibr(a) fiber + -illa dim. suffix

Related forms:
fi⋅bril⋅lar, adjective
fi⋅bril⋅lose, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2010.
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Fibril
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fi·bril   (fī'brəl, fĭb'rəl)   
n.  

  1. A small slender fiber or filament.

  2. Anatomy Any threadlike fiber or filament, such as a myofibril or neurofibril, that is a constituent of a cell or larger structure.


[New Latin fibrilla, diminutive of Latin fibra, fiber.]
fi'bril·lar (-lər), fi'bril·lar'y (-lěr'ē) adj., fi'bril·lose' (-lōs') adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: fi·bril
Pronunciation: 'fIb-r&l, 'fib-
Function: noun
: a small filament or fiber: as a : one of the fine threadsinto which a striated muscle fiber can be longitudinally split b : NEUROFIBRIL
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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fibril fi·bril (fī'brəl, fĭb'rəl) or fi·bril·la (fī-brĭl'ə)
n.
A minute fiber.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
fibril   (fī'brəl, fĭb'rəl)  Pronunciation Key 
Any of various threadlike fibers or filaments that are constituent parts of a cell or larger structure. Cellulose fibrils are the main component of cell walls in plants. Fibrils make up the contractile part of striated muscle fiber in the body.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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