fiber

[fahy-ber]

noun


Also especially British, fi·bre.

Origin of fiber

1350–1400; 1970–75 for def 9; Middle English fibre (< Middle French) < Latin fibra filament
Related formsfi·ber·less, adjectivein·ter·fi·ber, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


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Contemporary Examples of fiber

Historical Examples of fiber


British Dictionary definitions for fiber

fiber

noun

the usual US spelling of fibre
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for fiber
n.

1530s, from French fibre (14c.), from Latin fibra "a fiber, filament," of uncertain origin, perhaps related to Latin filum "thread," or from root of findere "to split." Fiberboard is from 1897; Fiberglas is 1937, U.S. registered trademark name; and fiber optics is from 1956.

Online Etymology Dictionary, © 2010 Douglas Harper

fiber in Medicine

fiber

[fībər]

n.

A slender thread or filament.
Extracellular filamentous structures such as collagenic or elastic connective tissue fibers.
The nerve cell axon with its glial envelope.
An elongated threadlike cell, such as a muscle cell or one of the epithelial cells of the lens of the eye.
Coarse, indigestible plant matter, consisting primarily of polysaccharides such as cellulose, that when eaten stimulates intestinal peristalsis.roughage
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

fiber in Science

fiber

[fībər]

The parts of grains, fruits, and vegetables that contain cellulose and are not digested by the body. Fiber helps the intestines absorb water, which increases the bulk of the stool and causes it to move more quickly through the colon.
One of the elongated, thick-walled cells, often occurring in bundles, that give strength and support to tissue in vascular plants. Fibers are one type of sclerenchyma cell.
Any of the elongated cells of skeletal or cardiac muscle, made up of slender threadlike structures called myofibrils.
The axon of a neuron.
Related formsfibrous adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.