オームの定義と意味 - メリアム・ウェブスター

OHM Definition & Meaning - Merriam-Webster Est. 1828 Dictionary noun noun Example Sentences Word History Rhymes Entries Near Related Articles Cite this Entry Citation Kids Definition Kids Medical Definition Medical Biographical Name Biographical More from M-W Show more Show more Citation Kids Medical Biographical More from M-W Save Word To save this word, you'll need to log in. Log In ohm noun ˈōm Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. : the practical meter-kilogram-second unit of electric resistance equal to the resistance of a circuit in which a potential difference of one volt produces a current of one ampere ohmic ˈō-mik adjective ohmically ˈō-mi-k(ə-)lē adverb Examples of ohm in a Sentence Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . Its angled 42mm transducers mimic high-end speaker imaging, while its ultra-lightweight 150- ohm voice coil ensures distortion-free clarity across music and games. — Juhi Wadia, PC Magazine , 17 Apr. 2026 That's why speakers with lower impedance, rated in ohms , can generally be more difficult to amplify. — Ryan Waniata, Wired News , 1 Apr. 2026 In addition, the length will, in part, determine the necessary impedance, or maximum ohm load and resistance of a speaker cable. — Bestreviews, Mercury News , 9 Jan. 2026 Nominal 4 ohm impedance and 85 dB sensitivity means the Metas can handle a big-boy amp, but will do a fine job driven by a modestly powered integrated. — Robert Ross, Robb Report , 26 Mar. 2025 The process leads to a tin-gold alloy with 270 ohm -micrometer resistance and indium-gold with 190 ohm-micrometer. — IEEE Spectrum , 14 Dec. 2021 Word History Etymology Georg Simon ohm First Known Use 1861, in the meaning defined above Time Traveler The first known use of ohm was in 1861 See more words from the same year Rhymes for ohm brome chrome comb combe crome dome foam gnome holm loam roam tome See All Rhymes for ohm Browse Nearby Words Ohlone ohm Ohm See all Nearby Words Articles Related to ohm A 12-Word Journey on the Buddhist Path Wordies read on for enlightenment. Cite this Entry Style MLA Chicago APA Merriam-Webster “Ohm.” Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/ohm. Accessed 6 May. 2026. Copy Citation Kids Definition ohm noun ˈōm : a unit of electric resistance equal to the resistance of a circuit in which a potential difference of one volt produces a current of one ampere ohmic ˈō-mik adjective Medical Definition ohm noun ˈōm : the practical mks unit of electrical resistance equal to the resistance of a circuit in which a potential difference of one volt produces a current of one ampere ohmic ˈō-mik adjective Biographical Definition Ohm biographical name ˈōm Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. Georg Simon 1787–1854 German physicist More from Merriam-Webster on ohm Nglish: Translation of ohm for Spanish Speakers Britannica.com: Encyclopedia article about ohm Last Updated: 20 Apr 2026 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Merriam-Webster unabridged More from Merriam-Webster Word of the Day flamboyant See Definitions and Examples » Get Word of the Day daily email! Popular in Grammar & Usage See More More Commonly Mispronounced Words Regarding the Incorrect Use of 'Decimate' 5 Verbal Slip Ups and Language Mistakes Is that lie 'bald-faced' or 'bold-faced'? The Difference Between 'i.e.' and 'e.g.' See More Popular in Wordplay See More The Longest Long Words List Where does 'curiosity killed the cat' come from? 9 Other Words for Beautiful Was 'nervous Nellie' a real person? 12 Lovely and Unusual Words for the Natural World See More Popular See More More Commonly Mispronounced Words The Longest Long Words List Where does 'curiosity killed the cat' come from? See More Games & Quizzes See All Quordle Can you solve 4 words at once? Play Blossom Pick the best words! Play The Missing Letter A daily crossword with a twist Play Name That Tree! A quiz that’s all bark, no bite. Take the quiz See All