"correlation energy" meaning in English

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    {
      "form": "correlation energies",
      "tags": [
        "plural"
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      "expansion": "correlation energy (plural correlation energies)",
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "orig": "en:Physics",
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            "Fundamental"
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          "source": "w"
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      ],
      "glosses": [
        "The difference between the actual energy of a particular energy level of an atom or molecule and that calculated by the Hartree-Fock approximation"
      ],
      "id": "en-correlation_energy-en-noun-tfe93w09",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "energy level",
          "energy level"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "molecule",
          "molecule"
        ],
        [
          "Hartree-Fock approximation",
          "Hartree-Fock approximation"
        ]
      ],
      "raw_glosses": [
        "(physics) The difference between the actual energy of a particular energy level of an atom or molecule and that calculated by the Hartree-Fock approximation"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "correlation energy"
}

{
  "forms": [
    {
      "form": "correlation energies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "correlation energy (plural correlation energies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      ],
      "glosses": [
        "The difference between the actual energy of a particular energy level of an atom or molecule and that calculated by the Hartree-Fock approximation"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "energy level",
          "energy level"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "molecule",
          "molecule"
        ],
        [
          "Hartree-Fock approximation",
          "Hartree-Fock approximation"
        ]
      ],
      "raw_glosses": [
        "(physics) The difference between the actual energy of a particular energy level of an atom or molecule and that calculated by the Hartree-Fock approximation"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "correlation energy"
}