Etymology of pyrex

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

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      "name": "gentrade",
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        "1": "en"
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      "expansion": "Genericized trademark"
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  "links": [
    [
      "Pyrex",
      "Pyrex#English"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "noun",
      "glosses": [
        "A kind of heat-resistant borosilicate glass, made by mixing a high concentration of boron oxides into the molten glass to reduce its thermal expansion coefficient.",
        "Any borosilicate glass.",
        "Any glass capable of withstanding high temperatures, such as tempered glass suitable for cooking."
      ],
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        "uncountable",
        "broadly"
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