noun
The ability to control one's emotions, desires, or actions; used in contexts like psychology, self-help, and everyday discipline.
ダイエット中はセルフコントロールが大切だ。
Self-control is important when you're on a diet.
彼は怒りを抑えるセルフコントロールに欠けている。
He lacks the self-control to hold back his anger.
noun
automation; automatic controller
Technical use for automatic control systems or devices; less common than the self-control sense and mainly found in engineering contexts.
この工場ではセルフコントロールシステムが導入されている。
A self-control system has been introduced in this factory.