Meaning of spinneret

spin•ner•et

Pronunciation: (spin'u-ret", spin"u-ret'), [key]
— n.
  1. an organ or part by means of which a spider, insect larva, or the like spins a silky thread for its web or cocoon.
  2. a metal plate or cup with tiny holes through which a chemical solution is extruded to form continuous filaments, as of rayon, nylon, or polyester.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.