"mediam" meaning in Portugais

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de noms communs en slovaque",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Portugais",
      "orig": "portugais",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "vocês/eles/elas mediam"
    }
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "medir"
        }
      ],
      "glosses": [
        "Troisième personne du pluriel de l’imparfait de l’indicatif de medir."
      ],
      "id": "fr-mediam-pt-verb-Dvrp1P~P"
    },
    {
      "form_of": [
        {
          "word": "mediar"
        }
      ],
      "glosses": [
        "Troisième personne du pluriel du présent de l’indicatif de mediar."
      ],
      "id": "fr-mediam-pt-verb-gnKqBtNJ"
    }
  ],
  "sounds": [
    {
      "ipa": "\\mɨ.dˈi.ɐ̃ʊ̯̃\\"
    },
    {
      "ipa": "\\me.dʒˈi.ãʊ̃\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "mediam"
}

{
  "categories": [
    "Formes de noms communs en slovaque",
    "portugais"
  ],
  "forms": [
    {
      "form": "vocês/eles/elas mediam"
    }
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "medir"
        }
      ],
      "glosses": [
        "Troisième personne du pluriel de l’imparfait de l’indicatif de medir."
      ]
    },
    {
      "form_of": [
        {
          "word": "mediar"
        }
      ],
      "glosses": [
        "Troisième personne du pluriel du présent de l’indicatif de mediar."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\mɨ.dˈi.ɐ̃ʊ̯̃\\"
    },
    {
      "ipa": "\\me.dʒˈi.ãʊ̃\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "mediam"
}