"alt rock" meaning in All languages combined

{
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      "args": {
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      "expansion": "alt rock (uncountable)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "alt-rock"
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      "categories": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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      "examples": [
        {
          "ref": "2012 March 30, Joe Levy, “Rockers at Sea”, in The New York Times:",
          "text": "The headliners — Weezer and Dinosaur Jr. — were alt rock acts that had turned the sound of disconnection into an audience almost two decades ago. Exactly how that was going to mesh with blue skies and umbrella drinks wasn’t clear to me.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of alt-rock."
      ],
      "id": "en-alt_rock-en-noun-SuUMH3Zh",
      "links": [
        [
          "alt-rock",
          "alt-rock#English"
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  "word": "alt rock"
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      "expansion": "alt rock (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "word": "alt-rock"
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        "Pages with entries"
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      "examples": [
        {
          "ref": "2012 March 30, Joe Levy, “Rockers at Sea”, in The New York Times:",
          "text": "The headliners — Weezer and Dinosaur Jr. — were alt rock acts that had turned the sound of disconnection into an audience almost two decades ago. Exactly how that was going to mesh with blue skies and umbrella drinks wasn’t clear to me.",
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        }
      ],
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        "Alternative form of alt-rock."
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          "alt-rock",
          "alt-rock#English"
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  "word": "alt rock"
}