"Han purple" meaning in English

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  "etymology_text": "From Han + purple.\nFrom being a purple pigment last used during the Han Dynasty.",
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  "lang_code": "en",
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      "coordinate_terms": [
        {
          "english": "the first artificial pigment, and chemically similar to Han purple",
          "word": "Egyptian blue"
        }
      ],
      "glosses": [
        "A pigment made from barium copper disilicate (BaCuSi₂O₆), the first artificial purple pigment, used by Chinese for over 2 millennia before dying out at the end of the Han dynasty."
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      "related": [
        {
          "word": "Han blue"
        }
      ],
      "synonyms": [
        {
          "word": "Chinese purple"
        }
      ],
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        "uncountable"
      ]
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  ],
  "word": "Han purple"
}

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    {
      "english": "the first artificial pigment, and chemically similar to Han purple",
      "word": "Egyptian blue"
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  "etymology_text": "From Han + purple.\nFrom being a purple pigment last used during the Han Dynasty.",
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  "pos": "noun",
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        "A pigment made from barium copper disilicate (BaCuSi₂O₆), the first artificial purple pigment, used by Chinese for over 2 millennia before dying out at the end of the Han dynasty."
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  "synonyms": [
    {
      "word": "Chinese purple"
    }
  ],
  "word": "Han purple"
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