noun
garbage disposal unit; food waste disposer
A device that processes kitchen waste, typically by drying, composting, or grinding. Often refers to electric units installed in kitchen sinks.
生ごみ処理機を導入してから、台所の臭いが減った。
Since installing a garbage disposal unit, the kitchen smells less.
この生ごみ処理機は、生ごみを堆肥に変えることができる。
This food waste disposer can turn kitchen waste into compost.
ディスポーザー specifically refers to an under-sink grinder that flushes waste with water, while 生ごみ処理機 is a broader term including drying and composting units.
Compound of 生ごみ (kitchen waste) + 処理 (processing) + 機 (machine).