躍やく度ど

noun

jerk; surge; lurch

Physics term for the rate of change of acceleration. In everyday contexts, it can describe a sudden, sharp movement.

• 躍やく度どは加か速そく度どの時じ間かん微び分ぶんとして定てい義ぎされる。

  Jerk is defined as the time derivative of acceleration.

• エレベーターが動うごき出だすときの躍やく度どが大おおきいと、乗のり心地ごこちが悪わるくなる。

  If the jerk when the elevator starts moving is large, the ride becomes uncomfortable.