流ながれ目め

noun

paper grain; grain direction of paper

Technical term used in papermaking, printing, and bookbinding to refer to the direction in which most fibers are aligned.

• 紙かみの流ながれ目めに沿そって折おると、きれいに折おれます。

  If you fold along the paper grain, it folds neatly.

• 製せい本ほんでは、流ながれ目めを縦たてにして使つかうのが基き本ほんです。

  In bookbinding, it is standard to use the paper with the grain running vertically.