Webster's Revised Unabridged Dictionary · 1913

Heddle

Heddle , noun

[Compare Heald.]

(Weaving) One of the sets of parallel doubled threads which, with mounting, compose the harness employed to guide the warp threads to the lathe or batten in a loom.

Heddle , transitive verb

To draw (the warp thread) through the heddle-eyes, in weaving.