"ivory black" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A black powder, originally made from burnt ivory, later from bone (i.e. boneblack)."
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      "id": "en-ivory_black-en-noun-7VYAD3mG",
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        [
          "boneblack",
          "boneblack"
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        "(historical) A black powder, originally made from burnt ivory, later from bone (i.e. boneblack)."
      ],
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  "word": "ivory black"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A black powder, originally made from burnt ivory, later from bone (i.e. boneblack)."
      ],
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        [
          "boneblack",
          "boneblack"
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      "raw_glosses": [
        "(historical) A black powder, originally made from burnt ivory, later from bone (i.e. boneblack)."
      ],
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        "historical",
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  "word": "ivory black"
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