"pseudosibling" meaning in English

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  "etymology_text": "From pseudo- + sibling.",
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      "tags": [
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  "lang_code": "en",
  "pos": "noun",
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      "examples": [
        {
          "ref": "1982, David P. Barash, Sociobiology and behavior:",
          "text": "[…] the girls were older than average when they entered the family and thus did not develop the usual pseudosibling relationship […]",
          "type": "quote"
        },
        {
          "ref": "2007 April 19, Kate Murphy, “Stepfamilies Try to Stretch Their Space”, in New York Times:",
          "text": "With multiple stepparents, stepsiblings, half siblings and pseudosiblings, it’s a whole new type of family, and with it comes the challenge to design a home where everyone feels welcome.",
          "type": "quote"
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      "glosses": [
        "One who is not a sibling but has a relationship of that kind."
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  "word": "pseudosibling"
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  ],
  "etymology_text": "From pseudo- + sibling.",
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        "plural"
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          "ref": "1982, David P. Barash, Sociobiology and behavior:",
          "text": "[…] the girls were older than average when they entered the family and thus did not develop the usual pseudosibling relationship […]",
          "type": "quote"
        },
        {
          "ref": "2007 April 19, Kate Murphy, “Stepfamilies Try to Stretch Their Space”, in New York Times:",
          "text": "With multiple stepparents, stepsiblings, half siblings and pseudosiblings, it’s a whole new type of family, and with it comes the challenge to design a home where everyone feels welcome.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One who is not a sibling but has a relationship of that kind."
      ],
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