"校" meaning in Japanese

{
  "derived": [
    {
      "_dis1": "0 0",
      "english": "school",
      "roman": "gakkō",
      "ruby": [
        [
          "学校",
          "がっこう"
        ]
      ],
      "word": "学校"
    },
    {
      "_dis1": "0 0",
      "english": "school custodian",
      "roman": "kōboku",
      "ruby": [
        [
          "校僕",
          "こうぼく"
        ]
      ],
      "word": "校僕"
    },
    {
      "_dis1": "0 0",
      "english": "school building",
      "roman": "kōsha",
      "ruby": [
        [
          "校舎",
          "こうしゃ"
        ]
      ],
      "word": "校舎"
    },
    {
      "_dis1": "0 0",
      "english": "school gate",
      "roman": "kōmon",
      "ruby": [
        [
          "校門",
          "こうもん"
        ]
      ],
      "word": "校門"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "character",
  "senses": [
    {
      "glosses": [
        "school building"
      ],
      "id": "en-校-ja-character-myxRsb3J",
      "tags": [
        "grade-1-kanji",
        "kanji"
      ]
    },
    {
      "categories": [
        {
          "_dis": "42 58",
          "kind": "other",
          "name": "Grade 1 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Japanese terms with non-redundant manual transliterations",
          "parents": [
            "Terms with non-redundant manual transliterations",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Japanese terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "shackles"
      ],
      "id": "en-校-ja-character-eBej4d62",
      "tags": [
        "grade-1-kanji",
        "kanji"
      ]
    }
  ],
  "word": "校"
}

{
  "categories": [
    "Grade 1 kanji",
    "Japanese Han characters",
    "Japanese kanji with goon reading きょう",
    "Japanese kanji with goon reading ぎょう",
    "Japanese kanji with kan'on reading こう",
    "Japanese kanji with kun reading あぜ",
    "Japanese kanji with kun reading かせ",
    "Japanese terms spelled with 校",
    "Japanese terms with non-redundant manual transliterations",
    "Japanese terms with redundant transliterations"
  ],
  "derived": [
    {
      "english": "school",
      "roman": "gakkō",
      "ruby": [
        [
          "学校",
          "がっこう"
        ]
      ],
      "word": "学校"
    },
    {
      "english": "school custodian",
      "roman": "kōboku",
      "ruby": [
        [
          "校僕",
          "こうぼく"
        ]
      ],
      "word": "校僕"
    },
    {
      "english": "school building",
      "roman": "kōsha",
      "ruby": [
        [
          "校舎",
          "こうしゃ"
        ]
      ],
      "word": "校舎"
    },
    {
      "english": "school gate",
      "roman": "kōmon",
      "ruby": [
        [
          "校門",
          "こうもん"
        ]
      ],
      "word": "校門"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "character",
  "senses": [
    {
      "glosses": [
        "school building"
      ],
      "tags": [
        "grade-1-kanji",
        "kanji"
      ]
    },
    {
      "glosses": [
        "shackles"
      ],
      "tags": [
        "grade-1-kanji",
        "kanji"
      ]
    }
  ],
  "word": "校"
}