(ゆうがい)

ゆうがい
na-adjective, noun
harmful, noxious, toxic
evaluationscience
1. harmful, noxious, toxic
Having a bad or damaging effect on health, the environment, or society. Used for substances, organisms, content, and other things that cause harm.
この物質(ぶっしつ)人体(じんたい)有害(ゆうがい)だ。
This substance is harmful to the human body.
We need to reduce harmful exhaust fumes.
Filtering to protect children from harmful content on the internet is becoming widespread.

Usage

Used as a na-adjective (有害(ゆうがい)な) or as a noun modifier (有害(ゆうがい)物質(ぶっしつ)). Common in health, environmental, and regulatory contexts. The antonym is 無害(むがい) (harmless).

Common collocations

Similar words