ohm (n.)youdaoicibaDictYouDict[ohm 词源字典]
unit of electrical resistance, 1867, in recognition of German physicist Georg S. Ohm (1789-1854), who determined the law of the flow of electricity. Originally proposed as ohma (1861) as a unit of voltage. Related: ohmage; ohmic; ohmeter.[ohm etymology, ohm origin, 英语词源]