bast fiber

noun

: a strong woody fiber obtained chiefly from the phloem of plants and used especially in cordage, matting, and fabrics

Examples of bast fiber in a Sentence

Recent Examples on the Web
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Though hemp is prevalent in mills’ concept collections, market options of the natural bast fiber are less common—at least at scale. Angela Velasquez, Sourcing Journal, 17 Mar. 2026

Word History

First Known Use

1821, in the meaning defined above

Time Traveler
The first known use of bast fiber was in 1821

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Cite this Entry

“Bast fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bast%20fiber. Accessed 27 Mar. 2026.

Medical Definition

bast fiber

noun
: a strong woody fiber obtained chiefly from the phloem of plants and used especially in cordage, matting, and fabrics

called also bast

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