ohm

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ohm

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Named after Bavarian physicist Georg Ohm. A German surname, first recorded in the 12th century, from German Ohm (“uncle”), from a Proto-Germanic word. Compare Dutch oom (“uncle”).

• (UK) IPA^(key): /əʊm/
• (US) IPA^(key): /oʊm/

• Audio (Southern England):

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• Audio (US):

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• Rhymes: -əʊm

ohm (plural ohms)

1. 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

• moh, HOM, Hom, hom., HMO, MHO, MOH, Moh., mho

ohm m inan

1. ohm (unit of electrical resistance)

• “ohm”, in Příruční slovník jazyka českého (in Czech), 1935–1957
• “ohm”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989

• Audio:

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ohm m (plural ohms, diminutive ohmpje n)

1. ohm

• IPA^(key): /om/

• Audio:

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• Homophone: heaume (but aspirated h)

ohm m (plural ohms)

1. ohm

• “ohm”, in Trésor de la langue française informatisé , 2012.

ohm m (plural ohns)

1. ohm

Named after Bavarian physicist Georg Ohm.

• IPA^(key): /uːm/
• Homophones: om, óm

ohm m (definite singular ohmen, indefinite plural ohm, definite plural ohmane)

1. ohm

• “ohm” in The Nynorsk Dictionary.

• hom

• om

Named after the German physicist Georg Ohm.

• IPA^(key): /ˈɔm/
• Rhymes: -ɔm
• Syllabification: ohm

ohm m inan

1. (uncommon) ohm

• ohm in Polish dictionaries at PWN

Named after Bavarian physicist Georg Ohm. See German Ohm.

• Hyphenation: ohm

ohm m (plural ohms)

1. ohm (the derived unit of electrical resistance)

Borrowed from French ohm.

ohm m (plural ohmi)

1. ohm

• IPA^(key): /ˈom/
• Rhymes: -om
• Syllabification: ohm

ohm m (plural ohms)

1. Alternative form of ohmio

• “ohm”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10

From Georg Simon Ohm (1789–1854), attested since 1882.

ohm c

1. ohm, Ω
   • 1883, Gustaf Robert Dahlander, “Uppmätning af potentialskilnaden mellan två punkter”, in Elektriciteten och dess förnämsta tekniska tillämpningar‎, page 57:

     Däremot har det för svagare strömmar afsedda instrumentet 100 ohms motstånd, […]

     On the other hand, the instrument for weaker currents has a resistance of 100 ohms,

• impedans (“impedance”)
• Ohms lag (“Ohm's law”)
• reaktans (“reactance”)
• resistans (“resistance”)

• ohm in Svensk ordbok (SO)
• ohm in Svenska Akademiens ordbok (SAOB)