"a propósito" meaning in Portugais

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions adverbiales en portugais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots proparoxytons en portugais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Portugais",
      "orig": "portugais",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "adv",
  "pos_title": "Locution adverbiale",
  "senses": [
    {
      "glosses": [
        "À temps."
      ],
      "id": "fr-a_propósito-pt-adv-iduv2euI"
    },
    {
      "glosses": [
        "En passant, à propos."
      ],
      "id": "fr-a_propósito-pt-adv-5dEFoTJi"
    }
  ],
  "synonyms": [
    {
      "word": "a tempo"
    },
    {
      "word": "oportunamente"
    }
  ],
  "word": "a propósito"
}

{
  "categories": [
    "Locutions adverbiales en portugais",
    "Mots proparoxytons en portugais",
    "portugais"
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "adv",
  "pos_title": "Locution adverbiale",
  "senses": [
    {
      "glosses": [
        "À temps."
      ]
    },
    {
      "glosses": [
        "En passant, à propos."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "a tempo"
    },
    {
      "word": "oportunamente"
    }
  ],
  "word": "a propósito"
}