"!" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "raw_tags": [
        "Mathématiques"
      ],
      "word": "!!"
    },
    {
      "raw_tags": [
        "Aux échecs"
      ],
      "word": "!?"
    },
    {
      "raw_tags": [
        "Aux échecs"
      ],
      "word": "?!"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en conventions internationales",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en conventions internationales avec traduction désactivée",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en conventions internationales des mathématiques",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "5! = 5×4×3×2×1 = 120"
        }
      ],
      "glosses": [
        "Symbole de la factorielle."
      ],
      "id": "fr-!-conv-symbol-GxjUadSX",
      "raw_tags": [
        "Postposé"
      ],
      "topics": [
        "mathematics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "ǃ"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de la linguistique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Variante orthographique de ǃ. L’API pour le clic post-alvéolaire."
      ],
      "id": "fr-!-conv-symbol-0JCv2mxF",
      "tags": [
        "alt-of"
      ],
      "topics": [
        "linguistic"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales des échecs",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Indique un bon coup."
      ],
      "id": "fr-!-conv-symbol-i3ftq0ri",
      "topics": [
        "chess"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de l’informatique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Symbole signifiant la négation logique, dans de nombreux langages de programmation comme le C, Python, PHP, et JavaScript."
      ],
      "id": "fr-!-conv-symbol-C7x47Cqe",
      "raw_tags": [
        "Antéposé"
      ],
      "topics": [
        "computing"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de l’informatique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Utilisé pour donner la valeur d’une référence dans le langage Caml."
      ],
      "id": "fr-!-conv-symbol-pSljsC69",
      "topics": [
        "computing"
      ]
    }
  ],
  "synonyms": [
    {
      "raw_tags": [
        "Négation logique"
      ],
      "topics": [
        "mathematics"
      ],
      "word": "¬"
    }
  ],
  "word": "!"
}

{
  "categories": [
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "derived": [
    {
      "raw_tags": [
        "Mathématiques"
      ],
      "word": "!!"
    },
    {
      "raw_tags": [
        "Aux échecs"
      ],
      "word": "!?"
    },
    {
      "raw_tags": [
        "Aux échecs"
      ],
      "word": "?!"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        "Exemples en conventions internationales",
        "Exemples en conventions internationales avec traduction désactivée",
        "Lexique en conventions internationales des mathématiques"
      ],
      "examples": [
        {
          "text": "5! = 5×4×3×2×1 = 120"
        }
      ],
      "glosses": [
        "Symbole de la factorielle."
      ],
      "raw_tags": [
        "Postposé"
      ],
      "topics": [
        "mathematics"
      ]
    },
    {
      "alt_of": [
        {
          "word": "ǃ"
        }
      ],
      "categories": [
        "Lexique en conventions internationales de la linguistique"
      ],
      "glosses": [
        "Variante orthographique de ǃ. L’API pour le clic post-alvéolaire."
      ],
      "tags": [
        "alt-of"
      ],
      "topics": [
        "linguistic"
      ]
    },
    {
      "categories": [
        "Lexique en conventions internationales des échecs"
      ],
      "glosses": [
        "Indique un bon coup."
      ],
      "topics": [
        "chess"
      ]
    },
    {
      "categories": [
        "Lexique en conventions internationales de l’informatique"
      ],
      "glosses": [
        "Symbole signifiant la négation logique, dans de nombreux langages de programmation comme le C, Python, PHP, et JavaScript."
      ],
      "raw_tags": [
        "Antéposé"
      ],
      "topics": [
        "computing"
      ]
    },
    {
      "categories": [
        "Lexique en conventions internationales de l’informatique"
      ],
      "glosses": [
        "Utilisé pour donner la valeur d’une référence dans le langage Caml."
      ],
      "topics": [
        "computing"
      ]
    }
  ],
  "synonyms": [
    {
      "raw_tags": [
        "Négation logique"
      ],
      "topics": [
        "mathematics"
      ],
      "word": "¬"
    }
  ],
  "word": "!"
}