"性行為" meaning in Japanese

{
  "etymology_text": "seikauwi > seikɔːi > seikoːi.",
  "forms": [
    {
      "form": "性行為",
      "ruby": [
        [
          "性",
          "せい"
        ],
        [
          "行",
          "こう"
        ],
        [
          "為",
          "い"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "seikōi",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "seikauwi",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "せいかうゐ",
      "roman": "seikauwi",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "せいこうい",
        "hhira": "せいかうゐ"
      },
      "expansion": "性(せい)行(こう)為(い) • (seikōi) ^(←せいかうゐ (seikauwi)?)",
      "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 alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "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 3 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "sexual acts such as intercourse between men and women"
      ],
      "id": "en-性行為-ja-noun-sjcacNnx",
      "related": [
        {
          "word": "性交する"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[se̞ːko̞ːi]"
    }
  ],
  "word": "性行為"
}

{
  "etymology_text": "seikauwi > seikɔːi > seikoːi.",
  "forms": [
    {
      "form": "性行為",
      "ruby": [
        [
          "性",
          "せい"
        ],
        [
          "行",
          "こう"
        ],
        [
          "為",
          "い"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "seikōi",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "seikauwi",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "せいかうゐ",
      "roman": "seikauwi",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "せいこうい",
        "hhira": "せいかうゐ"
      },
      "expansion": "性(せい)行(こう)為(い) • (seikōi) ^(←せいかうゐ (seikauwi)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "word": "性交する"
    }
  ],
  "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 historically spelled with ゐ",
        "Japanese terms spelled with fifth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with redundant sortkeys",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "sexual acts such as intercourse between men and women"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[se̞ːko̞ːi]"
    }
  ],
  "word": "性行為"
}

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

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