"Bell state" meaning in English

{
  "etymology_text": "Named after John Stewart Bell (1928–1990), Irish physicist.",
  "forms": [
    {
      "form": "Bell states",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "Bell state (plural Bell states)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "One of a set of four entangled states, namely |Φ⁺⟩=1/√(|00⟩+|11⟩), |Φ⁻⟩=1/√(|00⟩-|11⟩), |Ψ⁺⟩=1/√(|01⟩+|10⟩), and |Ψ⁻⟩=1/√(|01⟩-|10⟩), where |xy⟩:=|x⟩⊗|y⟩; these are the simplest examples of entangled states."
      ],
      "id": "en-Bell_state-en-noun-TIWPX62z",
      "links": [
        [
          "entangled",
          "entangled"
        ]
      ],
      "qualifier": "quantum information science",
      "raw_glosses": [
        "(quantum information science) One of a set of four entangled states, namely |Φ⁺⟩=1/√(|00⟩+|11⟩), |Φ⁻⟩=1/√(|00⟩-|11⟩), |Ψ⁺⟩=1/√(|01⟩+|10⟩), and |Ψ⁻⟩=1/√(|01⟩-|10⟩), where |xy⟩:=|x⟩⊗|y⟩; these are the simplest examples of entangled states."
      ],
      "wikipedia": [
        "Bell states",
        "John Stewart Bell"
      ]
    }
  ],
  "word": "Bell state"
}

{
  "etymology_text": "Named after John Stewart Bell (1928–1990), Irish physicist.",
  "forms": [
    {
      "form": "Bell states",
      "tags": [
        "plural"
      ]
    }
  ],
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "One of a set of four entangled states, namely |Φ⁺⟩=1/√(|00⟩+|11⟩), |Φ⁻⟩=1/√(|00⟩-|11⟩), |Ψ⁺⟩=1/√(|01⟩+|10⟩), and |Ψ⁻⟩=1/√(|01⟩-|10⟩), where |xy⟩:=|x⟩⊗|y⟩; these are the simplest examples of entangled states."
      ],
      "links": [
        [
          "entangled",
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        ]
      ],
      "qualifier": "quantum information science",
      "raw_glosses": [
        "(quantum information science) One of a set of four entangled states, namely |Φ⁺⟩=1/√(|00⟩+|11⟩), |Φ⁻⟩=1/√(|00⟩-|11⟩), |Ψ⁺⟩=1/√(|01⟩+|10⟩), and |Ψ⁻⟩=1/√(|01⟩-|10⟩), where |xy⟩:=|x⟩⊗|y⟩; these are the simplest examples of entangled states."
      ],
      "wikipedia": [
        "Bell states",
        "John Stewart Bell"
      ]
    }
  ],
  "word": "Bell state"
}