ˈa(m)ˌmēd.ə(r), -ētə- sometimes ˈamə- noun
( -s )
Etymology: am pere + -meter
: an instrument for measuring electric current in amperes by an indicator activated by the movement of a coil in a magnetic field or by the longitudinal expansion of a wire carrying the current — compare galvanometer , microammeter , milliammeter , voltameter