"polyglacial" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "poly",
        "3": "glacial"
      },
      "expansion": "poly- + glacial",
      "name": "prefix"
    }
  ],
  "etymology_text": "From poly- + glacial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "polyglacial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with poly-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2009, Vaclav Cilek, Earth System: History and Natural Variability, page 462:",
          "text": "The polyglacial concept (that is, the existence of many glacial periods and climate cyclicity) became accepted.",
          "type": "quote"
        },
        {
          "ref": "2012, H.-E. Reineck, I. B. Singh, Depositional Sedimentary Environments:",
          "text": "Our knowledge of Pleistocene glaciation has clearly shown that an ice age is not monoglacial, but polyglacial; i.e., during a single ice age several colder glacial [times] episodes alternate with warmer interglacial [times] episodes.",
          "type": "quote"
        },
        {
          "ref": "2014, Jamie Woodward, The Ice Age: A Very Short Introduction, page 89:",
          "text": "In the period leading up to World War One, there was much debate about whether the ice age involved a single phase of ice sheet growth and freezing climate (the monoglacial theory) or several phases of ice sheet build up and decay separated by warm interglacials (the polyglacial theory).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Pertaining to multiple periods of glacial formation separated by warmer interglacial periods."
      ],
      "id": "en-polyglacial-en-adj-nRm6~gbO",
      "links": [
        [
          "multiple",
          "multiple"
        ],
        [
          "period",
          "period"
        ],
        [
          "glacial",
          "glacial"
        ],
        [
          "formation",
          "formation"
        ],
        [
          "interglacial",
          "interglacial"
        ]
      ],
      "related": [
        {
          "word": "polyglacialism"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "polyglacial"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "poly",
        "3": "glacial"
      },
      "expansion": "poly- + glacial",
      "name": "prefix"
    }
  ],
  "etymology_text": "From poly- + glacial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "polyglacial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "polyglacialism"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with poly-",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2009, Vaclav Cilek, Earth System: History and Natural Variability, page 462:",
          "text": "The polyglacial concept (that is, the existence of many glacial periods and climate cyclicity) became accepted.",
          "type": "quote"
        },
        {
          "ref": "2012, H.-E. Reineck, I. B. Singh, Depositional Sedimentary Environments:",
          "text": "Our knowledge of Pleistocene glaciation has clearly shown that an ice age is not monoglacial, but polyglacial; i.e., during a single ice age several colder glacial [times] episodes alternate with warmer interglacial [times] episodes.",
          "type": "quote"
        },
        {
          "ref": "2014, Jamie Woodward, The Ice Age: A Very Short Introduction, page 89:",
          "text": "In the period leading up to World War One, there was much debate about whether the ice age involved a single phase of ice sheet growth and freezing climate (the monoglacial theory) or several phases of ice sheet build up and decay separated by warm interglacials (the polyglacial theory).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Pertaining to multiple periods of glacial formation separated by warmer interglacial periods."
      ],
      "links": [
        [
          "multiple",
          "multiple"
        ],
        [
          "period",
          "period"
        ],
        [
          "glacial",
          "glacial"
        ],
        [
          "formation",
          "formation"
        ],
        [
          "interglacial",
          "interglacial"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "polyglacial"
}