ˈ ̷ ̷ ̷ ̷ˌfī(ə)r, -īə noun
( -s )
: one that amplifies ; specifically : an electronic circuit usually employing vacuum tubes and used to obtain amplification of voltage, current, or power
ˈ ̷ ̷ ̷ ̷ˌfī(ə)r, -īə noun
( -s )
: one that amplifies ; specifically : an electronic circuit usually employing vacuum tubes and used to obtain amplification of voltage, current, or power
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012