"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": "četvjórka",
          "word": "четвёрка"
        },
        {
          "roman": "četvernój",
          "word": "четверно́й"
        },
        {
          "roman": "četvernjá",
          "word": "четверня́"
        },
        {
          "roman": "čétvero",
          "word": "че́тверо"
        },
        {
          "roman": "četvjórtka",
          "word": "четвёртка"
        },
        {
          "roman": "četvertovátʹ",
          "word": "четвертова́ть"
        },
        {
          "roman": "četvertovánije",
          "word": "четвертова́ние"
        },
        {
          "roman": "četvjórtyj",
          "word": "четвёртый"
        },
        {
          "roman": "četvertnój",
          "word": "четвертно́й"
        },
        {
          "roman": "čétvertʹ",
          "word": "че́тверть"
        },
        {
          "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": "četvjórka",
      "word": "четвёрка"
    },
    {
      "roman": "četvernój",
      "word": "четверно́й"
    },
    {
      "roman": "četvernjá",
      "word": "четверня́"
    },
    {
      "roman": "čétvero",
      "word": "че́тверо"
    },
    {
      "roman": "četvjórtka",
      "word": "четвёртка"
    },
    {
      "roman": "četvertovátʹ",
      "word": "четвертова́ть"
    },
    {
      "roman": "četvertovánije",
      "word": "четвертова́ние"
    },
    {
      "roman": "četvjórtyj",
      "word": "четвёртый"
    },
    {
      "roman": "četvertnój",
      "word": "четвертно́й"
    },
    {
      "roman": "čétvertʹ",
      "word": "че́тверть"
    },
    {
      "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"
}