"矮惑星" meaning in Japanese

{
  "etymology_text": "矮 small + 惑星 planet",
  "forms": [
    {
      "form": "矮惑星",
      "ruby": [
        [
          "矮",
          "わい"
        ],
        [
          "惑",
          "わく"
        ],
        [
          "星",
          "せい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "waiwakusei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "わいわくせい"
      },
      "expansion": "矮(わい)惑(わく)星(せい) • (waiwakusei)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Astronomy",
          "orig": "ja:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "dwarf planet"
      ],
      "id": "en-矮惑星-ja-noun-x0wFUIZg",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "dwarf planet",
          "dwarf planet"
        ]
      ],
      "raw_glosses": [
        "(astronomy) dwarf planet"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "矮惑星"
}

{
  "etymology_text": "矮 small + 惑星 planet",
  "forms": [
    {
      "form": "矮惑星",
      "ruby": [
        [
          "矮",
          "わい"
        ],
        [
          "惑",
          "わく"
        ],
        [
          "星",
          "せい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "waiwakusei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "わいわくせい"
      },
      "expansion": "矮(わい)惑(わく)星(せい) • (waiwakusei)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with hyōgaiji kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with three Han script characters",
        "ja:Astronomy"
      ],
      "glosses": [
        "dwarf planet"
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "dwarf planet",
          "dwarf planet"
        ]
      ],
      "raw_glosses": [
        "(astronomy) dwarf planet"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "矮惑星"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "矮惑星"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "矮惑星",
  "trace": ""
}