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byssus

American  
[bis-uhs] / ˈbɪs əs /

noun

byssuses, plural byssi plural
  1. Zoology. a collection of silky filaments by which certain mollusks attach themselves to rocks.

  2. an ancient cloth, thought to be of linen, cotton, or silk.


byssus British  
/ ˈbɪsəs /

noun

  1. a mass of strong threads secreted by a sea mussel or similar mollusc that attaches the animal to a hard fixed surface

"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

Other Word Forms

Etymology

Origin of byssus

1350–1400; Middle English < Latin < Greek býssos a fine cotton or linen < Semitic; compare Hebrew būts

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.

"Dreissenid byssus fibers, which resemble spider silk structurally, could inspire future development of tough polymer fibers, contributing to more durable and sustainable materials typically used in textiles and technical plastics."

From Science Daily • Dec. 8, 2023

Using a fibrous anchor called a byssus, Dreissenid mussels contribute to biofouling on surfaces and obstruct intake structures in power stations and water treatment plants.

From Science Daily • Dec. 8, 2023

This area of contact between the living tissue and the non-living byssus stem root is known as a biointerface, and is the focus of a study by McGill professor of Chemistry Matthew Harrington.

From Science Daily • Dec. 1, 2023

The byssus is not unsafe for diners, but it is unattractive.

From Washington Post • Oct. 29, 2020

And to meet them he put on bright and gorgeous garments, that glittered with yellow gold—and—scarlet byssus.

From Famous Modern Ghost Stories by Chambers, Robert W. (Robert William)

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