"pijesak" meaning in Serbo-croate

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en tchèque issus d’un mot en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en serbo-croate",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Serbo-croate",
      "orig": "serbo-croate",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "pješčanik"
    }
  ],
  "etymology_texts": [
    "Du vieux slave пѣсъкъ, pěsŭkŭ qui donne le russe песок, pesók."
  ],
  "forms": [
    {
      "form": "пијесак"
    },
    {
      "form": "pesak"
    },
    {
      "form": "песак"
    }
  ],
  "lang": "Serbo-croate",
  "lang_code": "sh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en serbo-croate",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Sable."
      ],
      "id": "fr-pijesak-sh-noun-tPz9ahXg"
    }
  ],
  "sounds": [
    {
      "ipa": "\\pijěːsak\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "pijesak"
}

{
  "categories": [
    "Mots en tchèque issus d’un mot en vieux slave",
    "Noms communs en serbo-croate",
    "serbo-croate"
  ],
  "derived": [
    {
      "word": "pješčanik"
    }
  ],
  "etymology_texts": [
    "Du vieux slave пѣсъкъ, pěsŭkŭ qui donne le russe песок, pesók."
  ],
  "forms": [
    {
      "form": "пијесак"
    },
    {
      "form": "pesak"
    },
    {
      "form": "песак"
    }
  ],
  "lang": "Serbo-croate",
  "lang_code": "sh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en serbo-croate"
      ],
      "glosses": [
        "Sable."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\pijěːsak\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "pijesak"
}