noun
A device that turns liquid into a fine mist for spraying, such as for gardening, cleaning, medical inhalation, or humidifying.
農家は噴霧器で農薬をまいた。
The farmer sprayed pesticide with a sprayer.
病院で噴霧器を使って薬を吸入した。
I inhaled medicine using a nebulizer at the hospital.
Compound of 噴 (spout, emit) + 霧 (mist) + 器 (device). The spelling 噴霧機 uses 機 (machine) instead of 器.