(n) :
(physics, electrical engineering) A measure of the performance of an antenna compared to an isotropic antenna; the ratio of the maximum value of radiation intensity to the average radiation intensity.
(n) :
(geology) Anisotropy in the propagation of earthquake waves in the direction of rupture.
(n) :
(rare) Directionality
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(n) :
(physics, electrical engineering) A measure of the performance of an antenna compared to an isotropic antenna; the ratio of the maximum value of radiation intensity to the average radiation intensity.
(n) :
(geology) Anisotropy in the propagation of earthquake waves in the direction of rupture.