Dependence; the tendency or property of relying on something — e.g., substance dependence, system dependency, or psychological reliance.
彼は薬物に強い依存性があると診断された。
He was diagnosed as having a strong dependence on drugs.
このソフトウェアは特定のライブラリへの依存性が高い。
This software has a high dependency on a specific library.
高齢者の依存性を減らすために自立支援プログラムを実施した。
A self-reliance support program was implemented to reduce dependence among the elderly.