"понєдѣльникъ" meaning in Vieux slave

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en vieux slave",
      "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"
    }
  ],
  "etymology_texts": [
    "Composé de по, po et de нєдѣлꙗ, littéralement « jour après dimanche »."
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "ponedělĭnikŭ",
    "masculin inanimé"
  ],
  "related": [
    {
      "word": "понєдѣл҄ьникъ"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en vieux slave",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Lundi."
      ],
      "id": "fr-понєдѣльникъ-cu-noun-U4T-8ASM"
    }
  ],
  "word": "понєдѣльникъ"
}

{
  "categories": [
    "Compositions en vieux slave",
    "Noms communs en vieux slave",
    "vieux slave"
  ],
  "etymology_texts": [
    "Composé de по, po et de нєдѣлꙗ, littéralement « jour après dimanche »."
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "ponedělĭnikŭ",
    "masculin inanimé"
  ],
  "related": [
    {
      "word": "понєдѣл҄ьникъ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en vieux slave"
      ],
      "glosses": [
        "Lundi."
      ]
    }
  ],
  "word": "понєдѣльникъ"
}