directional

adjective

1. of, relating to, or indicating direction in space.
2. Radio. adapted for determining the direction of signals received, or for transmitting signals in a given direction: a directional antenna.
3. of, relating to, or providing guidance or leadership.

adjective

1. of or relating to a spatial direction
2. electronics
   1. having or relating to an increased sensitivity to radio waves, sound waves, nuclear particles, etc, coming from a particular direction
   2. (of an aerial) transmitting or receiving radio waves more effectively in some directions than in others
3. physics electronics
   1. concentrated in, following, or producing motion in a particular direction
   2. indicating direction
4. indicating the direction something, such as a fashion trend, might takedirectional fashion looks