Ohm

usgb/əʊm/
noun

A unit used to measure electrical resistance.

A 10 ohm resistor is needed for this circuit.
Visual representation of "ohm" - A unit used to measure electrical resistance

Often appears as...

  • ohm's law
  • ohm meter

Usage tips

Technical

Definition 1 of 1
Visual representation of "ohm"
LampPro Tip 1/3

Pronunciation

Pronounced like 'home' without the 'h', stress on the first and only syllable.

Illustration for Pronunciation
The reading on the device was 50 ohms.
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Singular/Plural

'Ohm' remains the same in singular and plural; context indicates number.

Illustration for Singular/Plural
This speaker has an impedance of 8 ohms.
LampPro Tip 3/3

Not Capitalized

The word 'ohm' is not capitalized unless starting a sentence or used in a title.

Illustration for Not Capitalized
You'll need a 220-ohm resistor for your project.
Visual representation of the word "Ohm"

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