"впервые" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "в-",
        "3": "первой",
        "alt2": "первы́е"
      },
      "expansion": "в- (v-) + первы́е (pervýje)",
      "name": "af"
    },
    {
      "args": {
        "1": "pl",
        "2": "wpierw"
      },
      "expansion": "Polish wpierw",
      "name": "cog"
    }
  ],
  "etymology_text": "From в- (v-) + первы́е (pervýje). Compare Polish wpierw.",
  "forms": [
    {
      "form": "впервы́е",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "vpervýje",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "впервы́е"
      },
      "expansion": "впервы́е • (vpervýje)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian terms prefixed with в-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "In the collider protons were bashed together for the first time.",
          "roman": "V kollájdɛre vpervýje stolknúlisʹ protóny.",
          "text": "В колла́йдере впервы́е столкну́лись прото́ны.",
          "type": "example"
        }
      ],
      "glosses": [
        "for the first time"
      ],
      "id": "en-впервые-ru-adv-7ZaOseEB"
    }
  ],
  "sounds": [
    {
      "ipa": "[f⁽ʲ⁾pʲɪrˈvɨje]"
    },
    {
      "audio": "Ru-впервые.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/84/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/8/84/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg",
      "text": "Audio"
    }
  ],
  "word": "впервые"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "в-",
        "3": "первой",
        "alt2": "первы́е"
      },
      "expansion": "в- (v-) + первы́е (pervýje)",
      "name": "af"
    },
    {
      "args": {
        "1": "pl",
        "2": "wpierw"
      },
      "expansion": "Polish wpierw",
      "name": "cog"
    }
  ],
  "etymology_text": "From в- (v-) + первы́е (pervýje). Compare Polish wpierw.",
  "forms": [
    {
      "form": "впервы́е",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "vpervýje",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "впервы́е"
      },
      "expansion": "впервы́е • (vpervýje)",
      "name": "ru-adv"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Russian 3-syllable words",
        "Russian adverbs",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian terms prefixed with в-",
        "Russian terms with IPA pronunciation",
        "Russian terms with audio links",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "english": "In the collider protons were bashed together for the first time.",
          "roman": "V kollájdɛre vpervýje stolknúlisʹ protóny.",
          "text": "В колла́йдере впервы́е столкну́лись прото́ны.",
          "type": "example"
        }
      ],
      "glosses": [
        "for the first time"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[f⁽ʲ⁾pʲɪrˈvɨje]"
    },
    {
      "audio": "Ru-впервые.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/84/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/8/84/Ru-%D0%B2%D0%BF%D0%B5%D1%80%D0%B2%D1%8B%D0%B5.ogg",
      "text": "Audio"
    }
  ],
  "word": "впервые"
}