縦たて糸いと

noun

warp (weaving)

The set of lengthwise threads held under tension on a loom, through which the weft is woven. Often contrasted with 横糸 (よこいと, weft).

See also: 横糸 (よこいと)

• 機はた織おりでは、まず縦たて糸いとを張はります。

  In weaving, you first stretch the warp threads.

• この布ぬのは縦たて糸いとに絹きぬ、横よこ糸いとに綿めんを使つかっています。

  This fabric uses silk for the warp and cotton for the weft.