"binocular O" meaning in English

{
  "forms": [
    {
      "form": "binocular Os",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "binocular O (plural binocular Os)",
      "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"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Orthography",
          "orig": "en:Orthography",
          "parents": [
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "sense": "monocular O",
          "word": "double monocular O"
        },
        {
          "word": "multiocular O"
        }
      ],
      "glosses": [
        "The Cyrillic letter Ꙫ (capital) or ꙫ (lowercase)."
      ],
      "id": "en-binocular_O-en-noun-xl2JcLfl",
      "links": [
        [
          "orthography",
          "orthography"
        ],
        [
          "Cyrillic",
          "Cyrillic"
        ],
        [
          "letter",
          "letter"
        ],
        [
          "Ꙫ",
          "Ꙫ"
        ],
        [
          "ꙫ",
          "ꙫ"
        ]
      ],
      "raw_glosses": [
        "(orthography) The Cyrillic letter Ꙫ (capital) or ꙫ (lowercase)."
      ],
      "topics": [
        "communications",
        "journalism",
        "literature",
        "media",
        "orthography",
        "publishing",
        "writing"
      ],
      "wikipedia": [
        "binocular O"
      ]
    }
  ],
  "word": "binocular O"
}

{
  "coordinate_terms": [
    {
      "sense": "monocular O",
      "word": "double monocular O"
    },
    {
      "word": "multiocular O"
    }
  ],
  "forms": [
    {
      "form": "binocular Os",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "binocular O (plural binocular Os)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Orthography"
      ],
      "glosses": [
        "The Cyrillic letter Ꙫ (capital) or ꙫ (lowercase)."
      ],
      "links": [
        [
          "orthography",
          "orthography"
        ],
        [
          "Cyrillic",
          "Cyrillic"
        ],
        [
          "letter",
          "letter"
        ],
        [
          "Ꙫ",
          "Ꙫ"
        ],
        [
          "ꙫ",
          "ꙫ"
        ]
      ],
      "raw_glosses": [
        "(orthography) The Cyrillic letter Ꙫ (capital) or ꙫ (lowercase)."
      ],
      "topics": [
        "communications",
        "journalism",
        "literature",
        "media",
        "orthography",
        "publishing",
        "writing"
      ],
      "wikipedia": [
        "binocular O"
      ]
    }
  ],
  "word": "binocular O"
}