"Bohr radius" meaning in English

{
  "etymology_text": "After physicist Niels Bohr.",
  "forms": [
    {
      "form": "Bohr radiuses",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Bohr radii",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "+",
        "2": "Bohr radii"
      },
      "expansion": "Bohr radius (plural Bohr radiuses or Bohr radii)",
      "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": "Hydrogen",
          "orig": "en:Hydrogen",
          "parents": [
            "Chemical elements",
            "Matter",
            "Chemistry",
            "Nature",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physical chemistry",
          "orig": "en:Physical chemistry",
          "parents": [
            "Chemistry",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Physical constants",
          "orig": "en:Physical constants",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Quantum mechanics",
          "orig": "en:Quantum mechanics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The radius of a hydrogen atom, according to a certain calculation; equal to about 53 picometers."
      ],
      "id": "en-Bohr_radius-en-noun-5TNUre0B",
      "links": [
        [
          "physical chemistry",
          "physical chemistry"
        ],
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "hydrogen",
          "hydrogen"
        ],
        [
          "atom",
          "atom"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(physical chemistry, quantum mechanics) The radius of a hydrogen atom, according to a certain calculation; equal to about 53 picometers."
      ],
      "tags": [
        "physical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Bohr radius",
        "Niels Bohr"
      ]
    }
  ],
  "word": "Bohr radius"
}

{
  "etymology_text": "After physicist Niels Bohr.",
  "forms": [
    {
      "form": "Bohr radiuses",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Bohr radii",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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        "1": "+",
        "2": "Bohr radii"
      },
      "expansion": "Bohr radius (plural Bohr radiuses or Bohr radii)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "en:Hydrogen",
        "en:Physical chemistry",
        "en:Physical constants",
        "en:Quantum mechanics"
      ],
      "glosses": [
        "The radius of a hydrogen atom, according to a certain calculation; equal to about 53 picometers."
      ],
      "links": [
        [
          "physical chemistry",
          "physical chemistry"
        ],
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "hydrogen",
          "hydrogen"
        ],
        [
          "atom",
          "atom"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(physical chemistry, quantum mechanics) The radius of a hydrogen atom, according to a certain calculation; equal to about 53 picometers."
      ],
      "tags": [
        "physical"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Bohr radius",
        "Niels Bohr"
      ]
    }
  ],
  "word": "Bohr radius"
}