"fonologio" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "fono",
        "3": "logio"
      },
      "expansion": "fono- + -logio",
      "name": "confix"
    }
  ],
  "etymology_text": "From fono- + -logio.",
  "forms": [
    {
      "form": "fonologion",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "fonologioj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "fonologiojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fonologio (accusative singular fonologion, plural fonologioj, accusative plural fonologiojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "fo‧no‧lo‧gi‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto terms prefixed with fono-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto terms suffixed with -io",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto terms suffixed with -logio",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto terms suffixed with -ologo",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "eo",
          "name": "Linguistics",
          "orig": "eo:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "phonology"
      ],
      "id": "en-fonologio-eo-noun-c08ZTzKy",
      "links": [
        [
          "phonology",
          "phonology"
        ]
      ],
      "wikipedia": [
        "eo:fonologio"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[fonoloˈɡio]"
    },
    {
      "rhymes": "-io"
    }
  ],
  "word": "fonologio"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "fono",
        "3": "logio"
      },
      "expansion": "fono- + -logio",
      "name": "confix"
    }
  ],
  "etymology_text": "From fono- + -logio.",
  "forms": [
    {
      "form": "fonologion",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "fonologioj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "fonologiojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fonologio (accusative singular fonologion, plural fonologioj, accusative plural fonologiojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "fo‧no‧lo‧gi‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto entries with language name categories using raw markup",
        "Esperanto entries with topic categories using raw markup",
        "Esperanto lemmas",
        "Esperanto nouns",
        "Esperanto terms prefixed with fono-",
        "Esperanto terms suffixed with -io",
        "Esperanto terms suffixed with -logio",
        "Esperanto terms suffixed with -ologo",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with audio links",
        "Rhymes:Esperanto/io",
        "eo:Linguistics"
      ],
      "glosses": [
        "phonology"
      ],
      "links": [
        [
          "phonology",
          "phonology"
        ]
      ],
      "wikipedia": [
        "eo:fonologio"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[fonoloˈɡio]"
    },
    {
      "rhymes": "-io"
    }
  ],
  "word": "fonologio"
}