指し向こう性せい

noun

directionality; directivity

Technical term used in physics, engineering, and acoustics to describe the property of being directional, such as antenna directivity or microphone directionality. Often contrasted with omnidirectionality.

See also: 志向性

• このアンテナは指し向こう性せいが高たかい。

  This antenna has high directivity.

• 指し向こう性せいマイクを使つかうと、特とく定ていの方ほう向こうの音おとだけを拾ひろえる。

  Using a directional microphone, you can pick up sound only from a specific direction.