noun
driving force; driving power
Refers to the force or power that drives something forward, often used in mechanical, economic, or metaphorical contexts.
エンジンの駆動力が車輪に伝わる。
The engine's driving force is transmitted to the wheels.
経済成長の駆動力は技術革新だ。
The driving force behind economic growth is technological innovation.
Compound of 駆動 (drive, propulsion) and 力 (power, force). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese compound.