"D₂" meaning in All languages combined

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        "head": "D₂"
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      "expansion": "D₂",
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  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
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          "langcode": "mul",
          "name": "Chemical formulae",
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            "Fundamental"
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          "name": "Inorganic compounds",
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      ],
      "glosses": [
        "Deuterium-deuterium, a type of hydrogen (H₂) molecule. In other words, dideuterium, or diatomic deuterium."
      ],
      "id": "en-D₂-mul-symbol-a5CO94X6",
      "links": [
        [
          "deuterium",
          "deuterium"
        ],
        [
          "hydrogen",
          "hydrogen"
        ]
      ]
    }
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  "word": "D₂"
}

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        "mul:Inorganic compounds"
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        "Deuterium-deuterium, a type of hydrogen (H₂) molecule. In other words, dideuterium, or diatomic deuterium."
      ],
      "links": [
        [
          "deuterium",
          "deuterium"
        ],
        [
          "hydrogen",
          "hydrogen"
        ]
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  ],
  "word": "D₂"
}