spin·​ner·​et | \ ˌspi-nə-ˈret How to pronounce spinneret (audio) \

Definition of spinneret

1 : an organ (as of a spider or caterpillar) for producing threads of silk from the secretion of silk glands
2 or spinnerette : a small metal plate, thimble, or cap with fine holes through which a chemical solution (as of cellulose) is forced in the spinning of man-made filaments (as of rayon or nylon)

Examples of spinneret in a Sentence

Recent Examples on the Web

Actually a protein created by special organs known as spinnerets, spider silk can be used for transportation, shelter, courtship, and all kinds of creative ways to trap prey. Jason Bittel, National Geographic, "How spider silk is one of the most versatile materials on Earth," 12 Sep. 2019 This solution was so alien that the scientist running the spinneret (the device that spins the liquid polyamides into fibers, like a spinning wheel making thread) was afraid Kwolek’s stuff would break their machine. Dan Samorodnitsky, Smithsonian, "You Can Thank Chemist Stephanie Kwolek for Bulletproof Vests and Yoga Pants," 21 Aug. 2019 Uraraneida have more primitive spinnerets and retain the telson that modern day spiders no longer have. John Wenz, Popular Mechanics, "Horrifying Fossil Shows Spider With a Scorpion Tail," 5 Feb. 2018 As such, many species of arachnids do not have spinnerets. John Wenz, Popular Mechanics, "Horrifying Fossil Shows Spider With a Scorpion Tail," 5 Feb. 2018 The new animal resembles a spider with its fangs, four walking legs and silk-producing spinnerets at the rear. Doyle Rice, USA TODAY, "Ancient arachnid: 100-million-year-old spider found trapped in amber," 5 Feb. 2018 Dr Huang and Dr Giribet acknowledge these spiderlike features, but think that a wider statistical analysis, which takes account of other body parts as well as spinnerets and pedipalps, shows that Chimerarachne yingi is actually a Uraraneid. The Economist, "Phylogeny and palaeontologyA strange fossil spider. Or maybe not," 5 Feb. 2018 Similar to today’s black widows and huntsman spiders, C. yingi had silk-producing spinnerets near its rear end. Nicholas St. Fleur, New York Times, "Spider-like Creature With a Scorpion’s Tail Found Trapped in Amber," 5 Feb. 2018 Modern-day spiders don’t have tails, but do have silk-producing spinnerets. Katy Bergen, kansascity, "KU researcher says 100-million-year-old spider with this odd feature is a missing link," 5 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spinneret.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of spinneret

1826, in the meaning defined at sense 1

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Last Updated

20 Sep 2019

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Time Traveler for spinneret

The first known use of spinneret was in 1826

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