What does the word thread mean?

Usage examples for thread

  1. The stem of the tap should be of slightly larger diameter than the tap thread, so as to fit in the holes of the guide or stand. – Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
  2. But a few days later, finding herself still not gaining strength, and catching at any thread of hope or help, Mrs. Carpenter took another long walk and delivered at its place of address the letter which her English guest had left her. – A Letter of Credit by Susan Warner
  3. But tell me, sister, did Toulon keep our ball of thread? – Marie Antoinette And Her Son by Louise Muhlbach Official