"predecessor" meaning in Английский

{
  "categories": [
    {
      "kind": "other",
      "name": "Английские существительные",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Английский язык",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Время/en",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Слова из 11 букв/en",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Социальные роли/en",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "predecessor",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "predecessors",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "предшественник"
      ],
      "id": "ru-predecessor-en-noun-01uDfEvk"
    },
    {
      "glosses": [
        "вещь, заменённая другой"
      ],
      "id": "ru-predecessor-en-noun-VwRztvgs"
    },
    {
      "glosses": [
        "предок"
      ],
      "id": "ru-predecessor-en-noun-Rj6BdLOW"
    }
  ],
  "sounds": [
    {
      "ipa": "'priːdɪˌsesə"
    }
  ],
  "synonyms": [
    {
      "sense_index": 1,
      "word": "precursor"
    },
    {
      "sense_index": 1,
      "word": "forerunner"
    },
    {
      "sense_index": 3,
      "word": "ancestor"
    },
    {
      "sense_index": 3,
      "word": "forefather"
    }
  ],
  "word": "predecessor"
}

{
  "categories": [
    "Английские существительные",
    "Английский язык",
    "Время/en",
    "Слова из 11 букв/en",
    "Социальные роли/en"
  ],
  "forms": [
    {
      "form": "predecessor",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "predecessors",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "предшественник"
      ]
    },
    {
      "glosses": [
        "вещь, заменённая другой"
      ]
    },
    {
      "glosses": [
        "предок"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "'priːdɪˌsesə"
    }
  ],
  "synonyms": [
    {
      "sense_index": 1,
      "word": "precursor"
    },
    {
      "sense_index": 1,
      "word": "forerunner"
    },
    {
      "sense_index": 3,
      "word": "ancestor"
    },
    {
      "sense_index": 3,
      "word": "forefather"
    }
  ],
  "word": "predecessor"
}