What does "multimeter" mean?

An electronic measuring instrument that combines multiple functions; a combined voltmeter, ammeter and ohmmeter.

Multimeter

Common synonyms include: ammeter, handheld meter, learning instrument, measurement tool, ohmmeter, testing device.

noun

noun ·Rare ·Advanced level

Noun

1
An electronic measuring instrument that combines multiple functions; a combined voltmeter, ammeter and ohmmeter.
"This meter is a 3½ digit digital multimeter that is rugged, reliable and convenient to use, while providing all of the accuracy and features needed for any application."

"Tom used his multimeter to measure the voltage."

From multi- + -meter.