organzine

A raw-silk thread, usually used as a warp thread.

In silk-making, to twist single threads together, forming thrown silk or organzine.

A silk thread made of several singles twisted together; thrown silk. The warp of the best silk textiles is made of it.

Silk fabric made of such thread.

A kind of double thrown silk of very fine texture, that is, silk twisted like a rope with different strands, so as to increase its strength.