Ohmmeters

Part of speech: noun

Definitions

1. An instrument used to measure electrical resistance in ohms, providing readings crucial for electrical diagnostics
2. A specialized device designed for quantifying the resistance of electrical components or circuits, essential for effective troubleshooting
3. A tool employed in various electrical applications to determine resistance levels, aiding in the assessment of circuit functionality

Etymology: The word is a plural form, the plural of "ohmmeter," which is itself a straightforward compound: "ohm" plus "-meter." The "ohm" half honours Georg Simon Ohm, the German physicist whose work on electrical resistance gave the unit its name. The "-meter" half is a much older building block. It comes from Ancient Greek "métron," meaning "measure," which passed through French "-mètre" into English as "-meter," so the instrument's name joins a person's name to a classical word for measurement.