noun
stability; security; equilibrium
Refers to the quality of being stable, secure, or in equilibrium, often used in technical, economic, or psychological contexts.
この橋は構造的な安定性に優れている。
This bridge has excellent structural stability.
精
It is important to maintain mental stability.
Compound of 安定 (antei, 'stability') + 性 (sei, '-ity, -ness'), a common pattern for forming abstract nouns expressing a quality or property.