洗せん濯たく石せっ鹸けん

noun

laundry soap; detergent

Refers specifically to soap or detergent used for washing clothes, as opposed to body soap or dish soap.

• 洗せん濯たく石せっ鹸けんが切きれたので買かいに行いかなくては。

  We're out of laundry soap, so I have to go buy some.

• この洗せん濯たく石せっ鹸けんは環かん境きょうに優やさしい成せい分ぶんで作つくられています。

  This laundry detergent is made with environmentally friendly ingredients.