"glacio-" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Préfixes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "prefix",
  "pos_title": "Préfixe",
  "senses": [
    {
      "glosses": [
        "Glacio-."
      ],
      "id": "fr-glacio--en-prefix-ekxMz2lx"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˌɡlæ.sɪə\\"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "glacio-"
}

{
  "categories": [
    "Préfixes en anglais",
    "anglais"
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "prefix",
  "pos_title": "Préfixe",
  "senses": [
    {
      "glosses": [
        "Glacio-."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˌɡlæ.sɪə\\"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "glacio-"
}