Ohm
/oʊm/noun
The SI unit of electrical resistance.
Did you know?The ohm is named after German physicist Georg Simon Ohm, whose law turned electricity into something measurable, almost like revealing the hidden rules of a current’s ritual.
Etymological Timeline
1827
German
Ohm
“A proposed unit of electrical resistance named for Georg Simon Ohm”
19th Century
English
ohm
“The standard unit used to measure electrical resistance”
1881
International
ohm
“Officially adopted as a practical electrical unit at the International Electrical Congress”
Modern English
English
ohm
“The SI unit of electrical resistance”