Noun ohm has 2 senses
  1. ohm - a unit of electrical resistance equal to the resistance between two points on a conductor when a potential difference of one volt between them produces a current of one ampere
    --1 is a kind of
    resistance unit
    --1 is a part of megohm
    --1 has part: abohm
  2. Ohm, Georg Simon Ohm - German physicist who formulated Ohm's Law (1787-1854)
    --2 is a kind of physicist
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