"mega-volt" meaning in English

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      "expansion": "Etymology tree\nProto-Indo-European *méǵh₂s\nProto-Hellenic *mégas\nAncient Greek μέγᾰς (mégăs)der.\nEnglish mega-\nEnglish volt\nEnglish mega-volt\n[Appendix:Glossary#derived_terms|Derived]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*méǵh₂s\", \"status\" : \"ok\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Hellenic\", \"term\" : \"*mégas\", \"status\" : \"inline\", \"lang\" : \"grk-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"μέγᾰς\", \"status\" : \"ok\", \"lang\" : \"grc\" } ], \"keyword\" : \"derived\" } ], \"lang_name\" : \"English\", \"term\" : \"mega-\", \"status\" : \"ok\", \"lang\" : \"en\" }, { \"children\" : [ ], \"lang_name\" : \"English\", \"term\" : \"volt\", \"status\" : \"missing\", \"lang\" : \"en\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"lang_name\" : \"English\", \"term\" : \"mega-volt\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"mega-volt\">\nFrom mega- + volt.",
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  "etymology_text": "Etymology tree\nProto-Indo-European *méǵh₂s\nProto-Hellenic *mégas\nAncient Greek μέγᾰς (mégăs)der.\nEnglish mega-\nEnglish volt\nEnglish mega-volt\nFrom mega- + volt.",
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      "form": "mega-volts",
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        "alternative"
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  "pos": "noun",
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      "glosses": [
        "One million ( 10⁶ ) volts, abbreviated as MV."
      ],
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          "volt",
          "volt"
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          "MV",
          "MV"
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  "word": "mega-volt"
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