Webster’s Revised Unabridged Dictionary · 1913
Threader
Thread′er (·ẽr), n. 1. A device for assisting in threading a needle.
2. A tool or machine for forming a thread on a screw or in a nut.
Webster’s Revised Unabridged Dictionary · 1913
Thread′er (·ẽr), n. 1. A device for assisting in threading a needle.
2. A tool or machine for forming a thread on a screw or in a nut.