-ˈsäməd.ə(r) noun
Etymology: transmission + -o- + -meter
: a photometer or other instrument used for measuring transmission ; specifically : an instrument that measures the visibility or the capability of the air to transmit light
-ˈsäməd.ə(r) noun
Etymology: transmission + -o- + -meter
: a photometer or other instrument used for measuring transmission ; specifically : an instrument that measures the visibility or the capability of the air to transmit light
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012