noun spin·ner·ule \ˈspinə(r)ˌyül, -nəˌrül\

Definition of spinnerule



  1. :  one of many small tubes on the spinnerets of spiders for discharging the secretion of the silk glands

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of spinnerule

spinner + -ule

Seen and Heard

What made you want to look up spinnerule? Please tell us where you read or heard it (including the quote, if possible).


a brief usually trivial fact

Get Word of the Day daily email!