noun
Etymology: so called from the analogy of its composition to that of white light
: a heterogeneous mixture of sound waves (as thermal noise) extending over a wide frequency range
noun
Etymology: so called from the analogy of its composition to that of white light
: a heterogeneous mixture of sound waves (as thermal noise) extending over a wide frequency range
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012