spinneret
noun
spin·ner·et ˌspi-nə-ˈret 
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)
Example Sentences
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, 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, 21 Aug. 2019 Uraraneida have more primitive spinnerets and retain the telson that modern day spiders no longer have. John Wenz, Popular Mechanics, 5 Feb. 2018 As such, many species of arachnids do not have spinnerets. John Wenz, Popular Mechanics, 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, 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, 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, 5 Feb. 2018 Modern-day spiders don’t have tails, but do have silk-producing spinnerets. Katy Bergen, kansascity, 5 Feb. 2018 See More
Jason Bittel, National Geographic, 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, 21 Aug. 2019 Uraraneida have more primitive spinnerets and retain the telson that modern day spiders no longer have. John Wenz, Popular Mechanics, 5 Feb. 2018 As such, many species of arachnids do not have spinnerets. John Wenz, Popular Mechanics, 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, 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, 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, 5 Feb. 2018 Modern-day spiders don’t have tails, but do have silk-producing spinnerets. Katy Bergen, kansascity, 5 Feb. 2018 See More Word History
First Known Use
1826, in the meaning defined at sense 1