"luso-" meaning in Portuguese

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "Lūsitānia",
        "4": "",
        "5": "province of Roman Hispania"
      },
      "expansion": "Latin Lūsitānia (“province of Roman Hispania”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "lūsum",
        "4": "",
        "5": "game"
      },
      "expansion": "Latin lūsum (“game”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From Lusitânia (“poetic name for Portugal”), from Latin Lūsitānia (“province of Roman Hispania”); and from luso (“Portuguese”), from Luso (“Lusus, supposed Roman god”), from Latin lūsum (“game”).",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "prefix"
      },
      "expansion": "luso-",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "luso-britânico\nAnglo-Portuguese",
          "type": "example"
        }
      ],
      "glosses": [
        "Luso-"
      ],
      "id": "en-luso--pt-prefix-4a8pXDDX",
      "links": [
        [
          "Luso-",
          "Luso-"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌlu.zo/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/ˌlu.zɔ/",
      "tags": [
        "Portugal"
      ]
    }
  ],
  "word": "luso-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "Lūsitānia",
        "4": "",
        "5": "province of Roman Hispania"
      },
      "expansion": "Latin Lūsitānia (“province of Roman Hispania”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "lūsum",
        "4": "",
        "5": "game"
      },
      "expansion": "Latin lūsum (“game”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From Lusitânia (“poetic name for Portugal”), from Latin Lūsitānia (“province of Roman Hispania”); and from luso (“Portuguese”), from Luso (“Lusus, supposed Roman god”), from Latin lūsum (“game”).",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "prefix"
      },
      "expansion": "luso-",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages with 4 entries",
        "Pages with entries",
        "Portuguese 2-syllable words",
        "Portuguese entries with incorrect language header",
        "Portuguese lemmas",
        "Portuguese prefixes",
        "Portuguese terms derived from Latin",
        "Portuguese terms with IPA pronunciation",
        "Portuguese terms with usage examples",
        "Portuguese undefined derivations"
      ],
      "examples": [
        {
          "text": "luso-britânico\nAnglo-Portuguese",
          "type": "example"
        }
      ],
      "glosses": [
        "Luso-"
      ],
      "links": [
        [
          "Luso-",
          "Luso-"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌlu.zo/",
      "tags": [
        "Brazil"
      ]
    },
    {
      "ipa": "/ˌlu.zɔ/",
      "tags": [
        "Portugal"
      ]
    }
  ],
  "word": "luso-"
}