裏うら移うつり

noun

set-off; offset (ink transfer)

Only when written 裏移り

Printing term for unwanted ink transfer from a freshly printed sheet to the back of the next sheet in a pile.

• 裏うら移うつりを防ふせぐために、印いん刷さつ後ごに十じゅう分ぶんな乾かん燥そう時じ間かんを取とる必ひつ要ようがある。

  To prevent set-off, it is necessary to allow sufficient drying time after printing.

noun

offset (printing process)

Only when written 裏写り

Refers to the offset printing method itself, where ink is transferred from a plate to a rubber blanket and then to paper.

• このパンフレットは裏うら写うつりで印いん刷さつされています。

  This brochure is printed using the offset process.

noun

show-through

Printing term for when printing on one side of a sheet is visible from the other side, often due to thin paper or heavy ink coverage.

• 薄うすい紙かみを使つかうと裏うらうつりが気きになることがある。

  When using thin paper, show-through can sometimes be a concern.