"contra" meaning in Portuguese

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "contrā"
      },
      "expansion": "Latin contrā",
      "name": "inh"
    }
  ],
  "etymology_text": "From Latin contrā.",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "preposition"
      },
      "expansion": "contra",
      "name": "head"
    }
  ],
  "hyphenation": [
    "con‧tra"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "prep",
  "senses": [
    {
      "antonyms": [
        {
          "word": "a favor"
        },
        {
          "word": "em prol"
        },
        {
          "word": "em favor"
        },
        {
          "word": "em defesa"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 14 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 prepositions",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "0 0 0 0 0 1 7 4 1 1 3 3 2 5 1 0 9 7 1 0 1 6 1 7 0 0 5 0 6 0 6 7 8 0 4 0 0 0 1 1 1 2 0",
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
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          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "He is against the proposal.",
          "text": "Ele é contra a proposta.",
          "type": "example"
        },
        {
          "english": "They had to swim against the current.",
          "text": "Tiveram que nadar contra a corrente.",
          "type": "example"
        },
        {
          "english": "It's not fair, it's three against/on one.",
          "text": "Não é justo, são três contra um.",
          "type": "example"
        }
      ],
      "glosses": [
        "against"
      ],
      "id": "en-contra-pt-prep-pxjj6a76",
      "links": [
        [
          "against",
          "against"
        ]
      ],
      "related": [
        {
          "word": "contra-"
        },
        {
          "word": "contrário"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkõ.tɾɐ/"
    },
    {
      "rhymes": "-õtɾɐ"
    }
  ],
  "word": "contra"
}

{
  "categories": [
    "Pages with 14 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "la",
        "3": "contrā"
      },
      "expansion": "Latin contrā",
      "name": "inh"
    }
  ],
  "etymology_text": "From Latin contrā.",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "preposition"
      },
      "expansion": "contra",
      "name": "head"
    }
  ],
  "hyphenation": [
    "con‧tra"
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "prep",
  "related": [
    {
      "word": "contra-"
    },
    {
      "word": "contrário"
    }
  ],
  "senses": [
    {
      "antonyms": [
        {
          "word": "a favor"
        },
        {
          "word": "em prol"
        },
        {
          "word": "em favor"
        },
        {
          "word": "em defesa"
        }
      ],
      "categories": [
        "Pages with 14 entries",
        "Pages with entries",
        "Portuguese 2-syllable words",
        "Portuguese entries with incorrect language header",
        "Portuguese lemmas",
        "Portuguese prepositions",
        "Portuguese terms derived from Latin",
        "Portuguese terms inherited from Latin",
        "Portuguese terms with IPA pronunciation",
        "Portuguese terms with usage examples",
        "Rhymes:Portuguese/õtɾɐ",
        "Rhymes:Portuguese/õtɾɐ/2 syllables"
      ],
      "examples": [
        {
          "english": "He is against the proposal.",
          "text": "Ele é contra a proposta.",
          "type": "example"
        },
        {
          "english": "They had to swim against the current.",
          "text": "Tiveram que nadar contra a corrente.",
          "type": "example"
        },
        {
          "english": "It's not fair, it's three against/on one.",
          "text": "Não é justo, são três contra um.",
          "type": "example"
        }
      ],
      "glosses": [
        "against"
      ],
      "links": [
        [
          "against",
          "against"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkõ.tɾɐ/"
    },
    {
      "rhymes": "-õtɾɐ"
    }
  ],
  "word": "contra"
}