refers to the specific quality or degree to which something has directionality or intensity

निर्देशात्मक तीव्रता

English Usage: In physics, we often measure the directional intensity of a wave to understand its propagation.

Hindi Usage: भौतिकी में, हम अक्सर तरंग की निर्देशात्मक तीव्रता को मापते हैं ताकि उसकी प्रसारण को समझा जा सके।