"chao" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "it",
        "3": "ciao",
        "4": "",
        "5": "hello, goodbye"
      },
      "expansion": "Borrowed from Italian ciao (“hello, goodbye”)",
      "name": "bor+"
    },
    {
      "args": {
        "1": "es",
        "2": "esclavo"
      },
      "expansion": "Doublet of esclavo",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Italian ciao (“hello, goodbye”). Doublet of esclavo.",
  "forms": [
    {
      "form": "chau",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "interjection"
      },
      "expansion": "chao",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin American Spanish",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Peninsular Spanish",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish farewells",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "1 0 1 1 25 4 4 4 4 23 18 16 1",
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "0 0 0 1 21 5 5 5 5 19 15 22 1",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "bye, goodbye"
      ],
      "id": "en-chao-es-intj-tfWL~D5T",
      "links": [
        [
          "bye",
          "bye"
        ],
        [
          "goodbye",
          "goodbye"
        ]
      ],
      "qualifier": "some parts of Spain",
      "raw_glosses": [
        "(Latin America, some parts of Spain) bye, goodbye"
      ],
      "tags": [
        "Latin-America"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈt͡ʃaw/"
    },
    {
      "ipa": "[ˈt͡ʃaw]"
    },
    {
      "rhymes": "-aw"
    }
  ],
  "word": "chao"
}

{
  "categories": [
    "Pages with 6 entries",
    "Pages with entries",
    "vi:Condiments"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "it",
        "3": "ciao",
        "4": "",
        "5": "hello, goodbye"
      },
      "expansion": "Borrowed from Italian ciao (“hello, goodbye”)",
      "name": "bor+"
    },
    {
      "args": {
        "1": "es",
        "2": "esclavo"
      },
      "expansion": "Doublet of esclavo",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Italian ciao (“hello, goodbye”). Doublet of esclavo.",
  "forms": [
    {
      "form": "chau",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "interjection"
      },
      "expansion": "chao",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Latin American Spanish",
        "Pages with 6 entries",
        "Pages with entries",
        "Peninsular Spanish",
        "Rhymes:Spanish/aw",
        "Rhymes:Spanish/aw/1 syllable",
        "Spanish 1-syllable words",
        "Spanish doublets",
        "Spanish entries with incorrect language header",
        "Spanish farewells",
        "Spanish interjections",
        "Spanish lemmas",
        "Spanish terms borrowed from Italian",
        "Spanish terms derived from Italian",
        "Spanish terms with IPA pronunciation"
      ],
      "glosses": [
        "bye, goodbye"
      ],
      "links": [
        [
          "bye",
          "bye"
        ],
        [
          "goodbye",
          "goodbye"
        ]
      ],
      "qualifier": "some parts of Spain",
      "raw_glosses": [
        "(Latin America, some parts of Spain) bye, goodbye"
      ],
      "tags": [
        "Latin-America"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈt͡ʃaw/"
    },
    {
      "ipa": "[ˈt͡ʃaw]"
    },
    {
      "rhymes": "-aw"
    }
  ],
  "word": "chao"
}