"Fermi energy" meaning in English

{
  "etymology_text": "For Enrico Fermi Italian physicist",
  "forms": [
    {
      "form": "Fermi energies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Fermi energy (plural Fermi energies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The highest energy of a particle that is part of a many-particle system of identical fermions in its ground state."
      ],
      "id": "en-Fermi_energy-en-noun-STXdVNmz",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "fermions",
          "fermions"
        ],
        [
          "ground state",
          "ground state"
        ]
      ],
      "raw_glosses": [
        "(physics) The highest energy of a particle that is part of a many-particle system of identical fermions in its ground state."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Fermi energy"
      ]
    }
  ],
  "word": "Fermi energy"
}

{
  "etymology_text": "For Enrico Fermi Italian physicist",
  "forms": [
    {
      "form": "Fermi energies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Fermi energy (plural Fermi energies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Physics"
      ],
      "glosses": [
        "The highest energy of a particle that is part of a many-particle system of identical fermions in its ground state."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "fermions",
          "fermions"
        ],
        [
          "ground state",
          "ground state"
        ]
      ],
      "raw_glosses": [
        "(physics) The highest energy of a particle that is part of a many-particle system of identical fermions in its ground state."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Fermi energy"
      ]
    }
  ],
  "word": "Fermi energy"
}