せんざい洗剤senzai
1.

A substance used for cleaning various items such as clothing, dishes, and vegetables, typically dissolved in water or other liquids for effective cleansing.

2.

A general term for materials that remove dirt and grime from surfaces, including natural soaps and synthetic cleaning agents.

3.

A chemical agent designed to emulsify and eliminate stains and contaminants, often formulated for specific cleaning tasks or types of surfaces.

4.

A product specifically formulated to enhance the washing process, allowing for greater efficiency in removing unwanted residues from various materials.

Example:

誤って洗剤を飲んでしまいました。

ちゅうせいせんざい中性洗剤chuuseisenzai
1.

A type of cleaning agent that maintains a neutral pH in water and does not break down into acidic or basic components, making it gentle on fabrics while still effective in various water conditions, including hard water.

2.

A synthetic detergent characterized by its ability to clean without damaging materials, providing effective cleaning performance without altering the pH level of the washing solution.