directivity

Noun directivity has 2 senses

• directivity(n = noun.attribute) directionality - the property of a microphone or antenna of being more sensitive in one direction than in another; "the antenna received signals with no directivity"
is a kind of radial asymmetry

• directivity(n = noun.attribute) directiveness - the quality of being directive;
is a kind of quality
Derived form adjective directive₁