1. The quality or property of being directive; the capacity to direct or guide in a specific direction
The directivity of the antenna determines its signal strength in particular directions.
A diretividade da antena determina sua força de sinal em direções particulares.
2. In acoustics and telecommunications, the degree to which a device concentrates its energy or signal in a particular direction
High directivity is essential for long-distance communications.
Alta diretividade é essencial para comunicações de longa distância.
3. The characteristic of being directive or instructive in nature
The teacher's directivity in classroom management was evident.
A diretividade do professor na gestão da sala de aula era evidente.