byssus.
The long fine silky filaments excreted by several mollusks (particularly Pinna nobilis) by which they attach themselves to the sea bed, and from which sea silk is manufactured.
Meaning & usage
The long fine silky filaments excreted by several mollusks (particularly Pinna nobilis) by which they attach themselves to the sea bed, and from which sea silk is manufactured.
Sea silk manufactured from these filaments.
The stipe or stem of some fungi which are particularly thin and thread-like.
Where this word comes from
From Latin byssus, from Ancient Greek βύσσος (bússos, “flax; flax cotton”), from a Semitic source cognate to Hebrew בּוּץ (būṣ, “byssus”) and Aramaic בּוּצָא (būṣā, “byssus”)
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.