"ladder polyether" meaning in English

{
  "forms": [
    {
      "form": "ladder polyethers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "ladder polyether (plural ladder polyethers)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "langcode": "en",
          "name": "Biochemistry",
          "orig": "en:Biochemistry",
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            "Chemistry",
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      ],
      "glosses": [
        "Any of several naturally occurring organic compounds having a series of oxygen-containing heterocyclic rings arranged in the form of a ladder; most are poisonous"
      ],
      "id": "en-ladder_polyether-en-noun-uhVHIs2t",
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "organic compound",
          "organic compound"
        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "heterocyclic",
          "heterocyclic"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) Any of several naturally occurring organic compounds having a series of oxygen-containing heterocyclic rings arranged in the form of a ladder; most are poisonous"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "ladder polyether"
}

{
  "forms": [
    {
      "form": "ladder polyethers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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      "expansion": "ladder polyether (plural ladder polyethers)",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "Any of several naturally occurring organic compounds having a series of oxygen-containing heterocyclic rings arranged in the form of a ladder; most are poisonous"
      ],
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "organic compound",
          "organic compound"
        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "heterocyclic",
          "heterocyclic"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) Any of several naturally occurring organic compounds having a series of oxygen-containing heterocyclic rings arranged in the form of a ladder; most are poisonous"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "ladder polyether"
}