"доба" meaning in Vieux slave

{
  "categories": [
    {
      "kind": "other",
      "name": "Dérivations en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en russe suffixés avec -ба",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Vieux slave",
      "orig": "vieux slave",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "lang": "Bulgare",
      "lang_code": "bg",
      "word": "доба"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "doba"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "doba"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "word": "доба"
    },
    {
      "lang": "Slovaque",
      "lang_code": "sk",
      "word": "doba"
    },
    {
      "lang": "Slovène",
      "lang_code": "sl",
      "word": "doba"
    },
    {
      "lang": "Tchèque",
      "lang_code": "cs",
      "word": "doba"
    },
    {
      "lang": "Ukrainien",
      "lang_code": "uk",
      "word": "доба"
    }
  ],
  "etymology_texts": [
    "Dérivé de дѣти, děti (« agir »), avec le suffixe -ба, -ba, apparenté au lituanien daba (« nature »), dabar (« maintenant »), au latin faber (« celui qui fait, fabriquant »)."
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "doba"
  ],
  "related": [
    {
      "translation": "bon",
      "word": "добръ"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Moment opportun, moment d’agir."
      ],
      "id": "fr-доба-cu-noun-qFxoqlQJ"
    },
    {
      "glosses": [
        "Avantage, opportunité."
      ],
      "id": "fr-доба-cu-noun-gJzGosJd"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "доба"
}

{
  "categories": [
    "Dérivations en russe",
    "Mots en russe suffixés avec -ба",
    "Noms communs en vieux slave",
    "vieux slave"
  ],
  "derived": [
    {
      "lang": "Bulgare",
      "lang_code": "bg",
      "word": "доба"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "doba"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "doba"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "word": "доба"
    },
    {
      "lang": "Slovaque",
      "lang_code": "sk",
      "word": "doba"
    },
    {
      "lang": "Slovène",
      "lang_code": "sl",
      "word": "doba"
    },
    {
      "lang": "Tchèque",
      "lang_code": "cs",
      "word": "doba"
    },
    {
      "lang": "Ukrainien",
      "lang_code": "uk",
      "word": "доба"
    }
  ],
  "etymology_texts": [
    "Dérivé de дѣти, děti (« agir »), avec le suffixe -ба, -ba, apparenté au lituanien daba (« nature »), dabar (« maintenant »), au latin faber (« celui qui fait, fabriquant »)."
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "doba"
  ],
  "related": [
    {
      "translation": "bon",
      "word": "добръ"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Moment opportun, moment d’agir."
      ]
    },
    {
      "glosses": [
        "Avantage, opportunité."
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "доба"
}