操そう作さ性せい

noun

operability; usability; user-friendliness

Refers to how easy or intuitive a device, software, or interface is to operate. Often used in technical and product contexts.

• このアプリは操そう作さ性せいが良よく、誰だれでもすぐに使つかえる。

  This app has good usability, and anyone can start using it right away.

• 操そう作さ性せいを向こう上じょうさせるために、UIを改かい善ぜんした。

  We improved the UI to enhance operability.