noun🔗Share欧姆 In the International System of Units, the derived unit of electrical resistance; the electrical resistance of a device across which a potential difference of one volt causes a current of one ampere. Symbol: Ω"The resistor in the circuit has a value of 10 ohms. "这个电路里的电阻器的阻值是10欧姆。physicselectronicsenergyunittechnicaldevicescienceChat with AIVocabulary GamePractice Reading