Definition, Meaning & Synonyms

ohm

Noun
/oʊm/
Definition
The ohm is the unit of electrical resistance in the International System of Units (SI).
Examples
  • The resistance of the wire was measured to be 5 ohms.
  • In a circuit, if the total voltage is constant, increasing the resistance in ohms will decrease the current.
  • This resistor has a value of 10 ohms.
Meaning
It quantifies how much a material opposes the flow of electric current.
Synonyms
  • Resistance
  • Opposition