"в-четвёртых" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "в",
        "3": "четвёртый",
        "alt2": "четвёртых"
      },
      "expansion": "в (v) + четвёртых (četvjórtyx)",
      "name": "af"
    }
  ],
  "etymology_text": "в (v) + четвёртых (četvjórtyx)",
  "forms": [
    {
      "form": "v-četvjórtyx",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "в-четвёртых • (v-četvjórtyx)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ru",
          "name": "Four",
          "orig": "ru:Four",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "fourthly, in the fourth place"
      ],
      "id": "en-в-четвёртых-ru-adv-gh3KpcLD",
      "links": [
        [
          "fourthly",
          "fourthly"
        ],
        [
          "fourth",
          "fourth"
        ]
      ],
      "related": [
        {
          "roman": "včétvero",
          "word": "вче́тверо"
        },
        {
          "roman": "včetveróm",
          "word": "вчетверо́м"
        },
        {
          "roman": "četvérg",
          "word": "четве́рг"
        },
        {
          "roman": "četvernój",
          "word": "четверно́й"
        },
        {
          "roman": "četvernjá",
          "word": "четверня́"
        },
        {
          "roman": "čétvero",
          "word": "че́тверо"
        },
        {
          "roman": "četvertovátʹ",
          "word": "четвертова́ть"
        },
        {
          "roman": "četvertovánije",
          "word": "четвертова́ние"
        },
        {
          "roman": "čétvertʹ",
          "word": "че́тверть"
        },
        {
          "roman": "četvjórka",
          "word": "четвёрка"
        },
        {
          "roman": "četvjórtka",
          "word": "четвёртка"
        },
        {
          "roman": "četvjórtyj",
          "word": "четвёртый"
        },
        {
          "roman": "četvertnój",
          "word": "четвертно́й"
        },
        {
          "roman": "četýre",
          "word": "четы́ре"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[f‿t͡ɕɪtˈvʲɵrtɨx]"
    },
    {
      "audio": "Ru-в-четвёртых.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/35/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/35/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg"
    }
  ],
  "word": "в-четвёртых"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "в",
        "3": "четвёртый",
        "alt2": "четвёртых"
      },
      "expansion": "в (v) + четвёртых (četvjórtyx)",
      "name": "af"
    }
  ],
  "etymology_text": "в (v) + четвёртых (četvjórtyx)",
  "forms": [
    {
      "form": "v-četvjórtyx",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "в-четвёртых • (v-četvjórtyx)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "related": [
    {
      "roman": "včétvero",
      "word": "вче́тверо"
    },
    {
      "roman": "včetveróm",
      "word": "вчетверо́м"
    },
    {
      "roman": "četvérg",
      "word": "четве́рг"
    },
    {
      "roman": "četvernój",
      "word": "четверно́й"
    },
    {
      "roman": "četvernjá",
      "word": "четверня́"
    },
    {
      "roman": "čétvero",
      "word": "че́тверо"
    },
    {
      "roman": "četvertovátʹ",
      "word": "четвертова́ть"
    },
    {
      "roman": "četvertovánije",
      "word": "четвертова́ние"
    },
    {
      "roman": "čétvertʹ",
      "word": "че́тверть"
    },
    {
      "roman": "četvjórka",
      "word": "четвёрка"
    },
    {
      "roman": "četvjórtka",
      "word": "четвёртка"
    },
    {
      "roman": "četvjórtyj",
      "word": "четвёртый"
    },
    {
      "roman": "četvertnój",
      "word": "четвертно́й"
    },
    {
      "roman": "četýre",
      "word": "четы́ре"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Russian adverbs",
        "Russian compound terms",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian multiword terms",
        "Russian terms with IPA pronunciation",
        "Russian terms with redundant head parameter",
        "ru:Four"
      ],
      "glosses": [
        "fourthly, in the fourth place"
      ],
      "links": [
        [
          "fourthly",
          "fourthly"
        ],
        [
          "fourth",
          "fourth"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[f‿t͡ɕɪtˈvʲɵrtɨx]"
    },
    {
      "audio": "Ru-в-четвёртых.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/35/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/35/Ru-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%91%D1%80%D1%82%D1%8B%D1%85.ogg"
    }
  ],
  "word": "в-четвёртых"
}