"である" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Enclitiques en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en japonais issus d’un mot en ancien japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "De l’ancien japonais にてあり, nite ari."
  ],
  "forms": [
    {
      "form": "de aru",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "verb",
  "pos_title": "Verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en japonais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes littéraires en japonais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_roman_offsets": [
            [
              16,
              22
            ]
          ],
          "bold_text_offsets": [
            [
              4,
              7
            ]
          ],
          "roman": "Wagahai wa neko de aru. Namae wa mada nai.",
          "text": "吾輩は猫である。名前はまだ無い。",
          "translation": "Je suis un chat. Je n’ai pas encore de nom."
        }
      ],
      "glosses": [
        "Être (copule)."
      ],
      "id": "fr-である-ja-verb-6cwAs6ST",
      "tags": [
        "impolite",
        "literary"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\de a.ɾɯ\\"
    }
  ],
  "word": "である"
}

{
  "categories": [
    "Enclitiques en japonais",
    "Mots en japonais issus d’un mot en ancien japonais",
    "Verbes en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "De l’ancien japonais にてあり, nite ari."
  ],
  "forms": [
    {
      "form": "de aru",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "verb",
  "pos_title": "Verbe",
  "senses": [
    {
      "categories": [
        "Exemples en japonais",
        "Termes littéraires en japonais"
      ],
      "examples": [
        {
          "bold_roman_offsets": [
            [
              16,
              22
            ]
          ],
          "bold_text_offsets": [
            [
              4,
              7
            ]
          ],
          "roman": "Wagahai wa neko de aru. Namae wa mada nai.",
          "text": "吾輩は猫である。名前はまだ無い。",
          "translation": "Je suis un chat. Je n’ai pas encore de nom."
        }
      ],
      "glosses": [
        "Être (copule)."
      ],
      "tags": [
        "impolite",
        "literary"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\de a.ɾɯ\\"
    }
  ],
  "word": "である"
}