"Fock state" meaning in English

{
  "etymology_text": "From Vladimir Fock, a groundbreaking Soviet quantum physicist.",
  "forms": [
    {
      "form": "Fock states",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Fock state (plural Fock states)",
      "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"
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          "source": "w"
        },
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Quantum mechanics",
          "orig": "en:Quantum mechanics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any state of the Fock space with a well-defined number of particles in each state."
      ],
      "id": "en-Fock_state-en-noun-UtBtJ~Sv",
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Fock space",
          "Fock space"
        ],
        [
          "particles",
          "particles"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) Any state of the Fock space with a well-defined number of particles in each state."
      ],
      "wikipedia": [
        "Fock state"
      ]
    }
  ],
  "word": "Fock state"
}

{
  "etymology_text": "From Vladimir Fock, a groundbreaking Soviet quantum physicist.",
  "forms": [
    {
      "form": "Fock states",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Fock state (plural Fock states)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
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        "English lemmas",
        "English multiword terms",
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        "Pages with 1 entry",
        "Pages with entries",
        "en:Quantum mechanics"
      ],
      "glosses": [
        "Any state of the Fock space with a well-defined number of particles in each state."
      ],
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Fock space",
          "Fock space"
        ],
        [
          "particles",
          "particles"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) Any state of the Fock space with a well-defined number of particles in each state."
      ],
      "wikipedia": [
        "Fock state"
      ]
    }
  ],
  "word": "Fock state"
}