spinneret

noun
spin·ner·et | \ˌspi-nə-ˈret \

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

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 Wolf spider moms carry their egg sacs on their spinnerets, or silk-producing organs, for safekeeping, Sewlal says. National Geographic, "6 Fierce Animal Moms That Go to Extremes For Their Young," 13 May 2017 Idmonarachne also lacks something special that defines so much of the spider lifestyle: The fossil arachnid doesn’t have any spinnerets. National Geographic, "Creepy New Fossil Shows the Dawn of Spiders," 30 Mar. 2016

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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The first known use of spinneret was in 1826

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