"等級" meaning in Japanese

{
  "forms": [
    {
      "form": "等級",
      "ruby": [
        [
          "等",
          "とう"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tōkyū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "とうきゅう"
      },
      "expansion": "等(とう)級(きゅう) • (tōkyū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "english": "go one rank higher",
          "roman": "tōkyū ga hitotsu agaru",
          "ruby": [
            [
              "等級",
              "とうきゅう"
            ],
            [
              "一",
              "ひと"
            ],
            [
              "上",
              "あ"
            ]
          ],
          "text": "等級が一つ上がる"
        }
      ],
      "glosses": [
        "grade; class"
      ],
      "id": "en-等級-ja-noun-SF7bAPZO",
      "links": [
        [
          "grade",
          "grade"
        ],
        [
          "class",
          "class"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Astronomy",
          "orig": "ja:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "4 96",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "magnitude"
      ],
      "id": "en-等級-ja-noun-zcuZwkBM",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "magnitude",
          "magnitude"
        ]
      ],
      "raw_glosses": [
        "(astronomy) magnitude"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "とーきゅう"
    },
    {
      "ipa": "[to̞ːkʲɨᵝː]"
    }
  ],
  "word": "等級"
}

{
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese links with redundant wikilinks",
    "Japanese nouns",
    "Japanese terms spelled with third grade kanji",
    "Japanese terms with IPA pronunciation",
    "Japanese terms with redundant sortkeys",
    "Japanese terms written with two Han script characters"
  ],
  "forms": [
    {
      "form": "等級",
      "ruby": [
        [
          "等",
          "とう"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tōkyū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "とうきゅう"
      },
      "expansion": "等(とう)級(きゅう) • (tōkyū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese terms with usage examples"
      ],
      "examples": [
        {
          "english": "go one rank higher",
          "roman": "tōkyū ga hitotsu agaru",
          "ruby": [
            [
              "等級",
              "とうきゅう"
            ],
            [
              "一",
              "ひと"
            ],
            [
              "上",
              "あ"
            ]
          ],
          "text": "等級が一つ上がる"
        }
      ],
      "glosses": [
        "grade; class"
      ],
      "links": [
        [
          "grade",
          "grade"
        ],
        [
          "class",
          "class"
        ]
      ]
    },
    {
      "categories": [
        "ja:Astronomy"
      ],
      "glosses": [
        "magnitude"
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "magnitude",
          "magnitude"
        ]
      ],
      "raw_glosses": [
        "(astronomy) magnitude"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "とーきゅう"
    },
    {
      "ipa": "[to̞ːkʲɨᵝː]"
    }
  ],
  "word": "等級"
}