noun
: the range of intensity of sound vibrations in which they are perceived as sound : the range between the threshold of audibility and that of feeling usually expressed in decibels
noun
: the range of intensity of sound vibrations in which they are perceived as sound : the range between the threshold of audibility and that of feeling usually expressed in decibels
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012