- a variation of fiber.
fibre
Americannoun
noun
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a natural or synthetic filament that may be spun into yarn, such as cotton or nylon
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cloth or other material made from such yarn
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a long fine continuous thread or filament
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the structure of any material or substance made of or as if of fibres; texture
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essential substance or nature
all the fibres of his being were stirred
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strength of character (esp in the phrase moral fibre )
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See dietary fibre
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botany
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a narrow elongated thick-walled cell: a constituent of sclerenchyma tissue
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such tissue extracted from flax, hemp, etc, used to make linen, rope, etc
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a very small root or twig
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anatomy any thread-shaped structure, such as a nerve fibre
Other Word Forms
Etymology
Origin of fibre
C14: from Latin fibra filament, entrails
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The industry remains focused on low-margin products such as T-shirts and jeans, while rivals have moved into higher-value segments made with synthetic fibre.
From Barron's ● Aug. 5, 2026
A review of sleepwear and bedding fibre types found that bedding and clothing can affect thermal comfort during sleep.
From Science Daily ● Jul. 29, 2026
He appealed to state governments to ensure that boat operators invest in fibre and aluminium boats, which are considered much safer than traditional wooden vessels due to their superior strength and durability.
From BBC ● Jul. 20, 2026
The move could reduce competition in the country, but also increase the investment capacity of the three remaining players in fibre, 5G and future networks.
From Barron's ● Jun. 7, 2026
I can weave and spin, or plait matting, but there is no money for spindle, cotton or fibre.
From "Nectar in a Sieve" by Kamala Markandaya
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.