"pristane" meaning in English

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  "etymology_text": "From Latin pristis (“shark”) (as it is obtained primarily from shark liver oil) + -ane.",
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      "derived": [
        {
          "word": "norpristane"
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      "glosses": [
        "A natural saturated terpenoid alkane, 2,6,10,14-tetramethylpentadecane, used as a lubricant, an anticorrosion agent, and in medical research"
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        "(organic chemistry) A natural saturated terpenoid alkane, 2,6,10,14-tetramethylpentadecane, used as a lubricant, an anticorrosion agent, and in medical research"
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