noun which may take the genitive case particle 'no'
Technical or formal term describing a state of lacking activity or reactivity. Often used in scientific, chemical, or biological contexts. Antonym: 活性 (active).
Antonyms: 活性
この酵素は低温では非活性になる。
This enzyme becomes inactive at low temperatures.
非活性ガスを封入して酸化を防ぐ。
An inert gas is sealed in to prevent oxidation.
Compound of 非 (hi-, 'non-') and 活性 (kassei, 'activity'). The word follows a common pattern of forming technical antonyms with the prefix 非.