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ohm

ohm
Noun
pl: ohms

This term functions as a technical unit of measurement within physics and electrical engineering. It describes the opposition to the flow of electric current, creating a conceptual link between voltage and amperage. As a unit of measurement, it follows standard English countability rules for units, allowing it to be used in the plural when referring to values greater than one.

Meanings

Nounohm

The SI unit of electrical resistance, equal to the resistance of a conductor such that a potential difference of one volt across it produces a current of one ampere.

"The resistor has a value of ten ohms."

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Last Updated: June 18, 2026Report an Error