"reao" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "mul",
        "3": "Rhea"
      },
      "expansion": "translingual Rhea",
      "name": "der"
    }
  ],
  "etymology_text": "From translingual Rhea.",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "noun"
      },
      "expansion": "reao",
      "name": "head"
    }
  ],
  "hyphenation": [
    "re‧a‧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 topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "eo",
          "name": "Birds",
          "orig": "eo:Birds",
          "parents": [
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "rhea"
      ],
      "id": "en-reao-eo-noun-Z~cHhiiL",
      "links": [
        [
          "rhea",
          "rhea"
        ]
      ],
      "synonyms": [
        {
          "word": "nanduo"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[reˈao]"
    },
    {
      "rhymes": "-ao"
    }
  ],
  "word": "reao"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "mul",
        "3": "Rhea"
      },
      "expansion": "translingual Rhea",
      "name": "der"
    }
  ],
  "etymology_text": "From translingual Rhea.",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "noun"
      },
      "expansion": "reao",
      "name": "head"
    }
  ],
  "hyphenation": [
    "re‧a‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto entries with topic categories using raw markup",
        "Esperanto lemmas",
        "Esperanto nouns",
        "Esperanto terms derived from Translingual",
        "Esperanto terms with IPA pronunciation",
        "Rhymes:Esperanto/ao",
        "eo:Birds"
      ],
      "glosses": [
        "rhea"
      ],
      "links": [
        [
          "rhea",
          "rhea"
        ]
      ],
      "synonyms": [
        {
          "word": "nanduo"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[reˈao]"
    },
    {
      "rhymes": "-ao"
    }
  ],
  "word": "reao"
}