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.
Project lead Dr Rachel Gibson said the findings suggested people are throwing away a significant amount of fibre.
From BBC ● Oct. 30, 2026
They say scraps are an overlooked source of dietary fibre and are encouraging people to try "root-to-tip" eating, including watermelon rind, pineapple core and butternut squash seeds.
From BBC ● Oct. 30, 2026
While cooking can change the fibre content, it doesn't usually destroy it all.
From BBC ● Oct. 30, 2026
In animals such as mice, scientists can shine light into the brain through a thin optical fibre.
From Science Daily ● Oct. 19, 2026
But even if, as Cannadine contends, “Speech was the very fibre of his being,” that’s not to say that it proceeded in any natural way from that being.
From "Words Like Loaded Pistols" by Sam Leith
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