na-adjective, noun which may take the genitive case particle 'no', noun
variable; changeable; adjustable
Describes something that can be changed, adjusted, or is not fixed. Often used in technical contexts (e.g., 可変抵抗 variable resistor) but also in general language. Antonym: 不変 (invariable).
Antonyms: 不変
この設定は可変です。
This setting is variable.
可変抵抗を使って電流を調整する。
Adjust the current using a variable resistor.