Unit denoted by an omega (3)

I believe the answer is:

ohm

(Other definitions for ohm that I've seen before include "Physicist" , "lawmaker" , "physical unit" , "A little resistance" , "Unit of electrical resistance (3)" .)

I've seen this clue in The Wall Street Journal.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.