bristle worm

noun

variants or less commonly bristleworm
plural bristle worms also bristleworms
: any of a class (Polychaeta) of aquatic and chiefly marine annelid worms (such as clam worms or lugworms) that usually possess paired segmental appendages bearing many bristles, that produce free-swimming larvae, and that are often brightly colored or bioluminescent : polychaete
Last week, researchers with the North Carolina Museum of Natural Sciences helped solve the mystery and identified the creatures as polychaete worms. … They are known as "bristle worms" because of their thick bunches of seta that resemble hair …Dolan Reynolds
For the past 11,000 years, a species of marine bristle worm has been building reefs. … The worms secrete a mucous tube, then set grains of sand and shell into the mucous, which hardens like mortar.Carolyn Fretz

Examples of bristle worm in a Sentence

Recent Examples on the Web The Vanadis Worm: A Marvel of Marine Biology Vanadis bristle worms, also known as polychaetes, live on the Italian island of Ponza, just west of Naples. Paul Smaglik, Discover Magazine, 11 Apr. 2024 Recently, however, in a study published in Nature Communications, researchers in Germany determined the different structures that one such protein in bristle worms takes in darkness and in sunlight. Elise Cutts, Quanta Magazine, 19 Dec. 2023 The bristle worm hormones that swing in sync with lunar phases have close cousins in humans, Tessmar-Raible said. Elise Cutts, Quanta Magazine, 19 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bristle worm.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1854, in the meaning defined above

Time Traveler
The first known use of bristle worm was in 1854

Dictionary Entries Near bristle worm

Cite this Entry

“Bristle worm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bristle%20worm. Accessed 25 Apr. 2024.

Last Updated: - Updated example sentences
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