"榴弾" meaning in Japanese

{
  "forms": [
    {
      "form": "榴弾",
      "ruby": [
        [
          "榴",
          "りゅう"
        ],
        [
          "弾",
          "だん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ryūdan",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "riudan",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "りうだん",
      "roman": "riudan",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "りゅうだん",
        "hhira": "りうだん"
      },
      "expansion": "榴(りゅう)弾(だん) • (ryūdan) ^(←りうだん (riudan)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 2 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with Heiban pitch accent (Tōkyō)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ja",
          "name": "Explosives",
          "orig": "ja:Explosives",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "roman": "shuryūdan",
          "ruby": [
            [
              "手",
              "しゅ"
            ],
            [
              "榴",
              "りゅう"
            ],
            [
              "弾",
              "だん"
            ]
          ],
          "word": "手榴弾"
        },
        {
          "roman": "ryūdanhō",
          "ruby": [
            [
              "榴",
              "りゅう"
            ],
            [
              "弾",
              "だん"
            ],
            [
              "砲",
              "ほう"
            ]
          ],
          "word": "榴弾砲"
        }
      ],
      "glosses": [
        "a high explosive"
      ],
      "id": "en-榴弾-ja-noun-9xORykxU",
      "links": [
        [
          "high explosive",
          "high explosive"
        ]
      ],
      "wikipedia": [
        "ja:榴弾"
      ]
    }
  ],
  "sounds": [
    {
      "other": "りゅうだん"
    },
    {
      "ipa": "[ɾʲɨːdã̠ɴ]"
    }
  ],
  "word": "榴弾"
}

{
  "derived": [
    {
      "roman": "shuryūdan",
      "ruby": [
        [
          "手",
          "しゅ"
        ],
        [
          "榴",
          "りゅう"
        ],
        [
          "弾",
          "だん"
        ]
      ],
      "word": "手榴弾"
    },
    {
      "roman": "ryūdanhō",
      "ruby": [
        [
          "榴",
          "りゅう"
        ],
        [
          "弾",
          "だん"
        ],
        [
          "砲",
          "ほう"
        ]
      ],
      "word": "榴弾砲"
    }
  ],
  "forms": [
    {
      "form": "榴弾",
      "ruby": [
        [
          "榴",
          "りゅう"
        ],
        [
          "弾",
          "だん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ryūdan",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "riudan",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "りうだん",
      "roman": "riudan",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "りゅうだん",
        "hhira": "りうだん"
      },
      "expansion": "榴(りゅう)弾(だん) • (ryūdan) ^(←りうだん (riudan)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with hyōgai kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with 2 kanji",
        "Japanese terms with Heiban pitch accent (Tōkyō)",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries",
        "ja:Explosives"
      ],
      "glosses": [
        "a high explosive"
      ],
      "links": [
        [
          "high explosive",
          "high explosive"
        ]
      ],
      "wikipedia": [
        "ja:榴弾"
      ]
    }
  ],
  "sounds": [
    {
      "other": "りゅうだん"
    },
    {
      "ipa": "[ɾʲɨːdã̠ɴ]"
    }
  ],
  "word": "榴弾"
}

{
  "called_from": "parser/304",
  "msg": "HTML tag <span> not properly closed",
  "path": [
    "榴弾"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "榴弾",
  "trace": "started on line 2, detected on line 2"
}

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