noun
: an agent (as light or sound) that is the normal stimulus of a sense organ and is able to produce its specialized stimulation only when acting on the organ adapted to receive it — compare heterologous stimulus
noun
: an agent (as light or sound) that is the normal stimulus of a sense organ and is able to produce its specialized stimulation only when acting on the organ adapted to receive it — compare heterologous stimulus
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012