A focused and immediate point of origin for something, often used in scientific contexts to describe a source emitting energy or particles in a very short duration.

केंद्रित और तात्कालिक स्रोत

English Usage: The researchers studied the concentrated instantaneous source of the radiation to understand its properties.

Hindi Usage: वैज्ञानिकों ने विकिरण के केंद्रित तात्कालिक स्रोत का अध्ययन किया ताकि इसकी विशेषताओं को समझा जा सके।