noun
heddle; heald
Technical term in weaving: a wire or cord with an eye through which warp threads are threaded on a loom.
綜絖は織機の経糸を通す部品です。
The heddle is a part of the loom through which the warp threads are passed.
The exact derivation is uncertain; the kanji 綜 (sou, 'govern, integrate') and 絖 (kou, 'cotton wadding') are conventionally associated with the weaving component.