"Poisson" meaning in English

{
  "etymology_text": "After Siméon Denis Poisson (1781–1840), French mathematician.",
  "forms": [
    {
      "form": "Poissons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Poisson (plural Poissons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Individuals",
          "orig": "en:Individuals",
          "parents": [
            "People",
            "Human",
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            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The Poisson distribution."
      ],
      "id": "en-Poisson-en-noun-Ns1AGsLK",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "Poisson distribution",
          "Poisson distribution"
        ]
      ],
      "raw_glosses": [
        "(mathematics) The Poisson distribution."
      ],
      "related": [
        {
          "word": "Poisson cohomology"
        },
        {
          "word": "Poisson distribution"
        },
        {
          "word": "Poissonian"
        },
        {
          "word": "Poisson manifold"
        },
        {
          "word": "Poisson noise"
        },
        {
          "word": "Poisson process"
        },
        {
          "word": "Poisson's ratio"
        }
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "Poisson distribution",
        "Siméon Denis Poisson"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[pwasɔ̃]",
      "note": "native, French"
    },
    {
      "ipa": "/ˈpwɑːsɒn/"
    }
  ],
  "word": "Poisson"
}

{
  "etymology_text": "After Siméon Denis Poisson (1781–1840), French mathematician.",
  "forms": [
    {
      "form": "Poissons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Poisson (plural Poissons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Poisson cohomology"
    },
    {
      "word": "Poisson distribution"
    },
    {
      "word": "Poissonian"
    },
    {
      "word": "Poisson manifold"
    },
    {
      "word": "Poisson noise"
    },
    {
      "word": "Poisson process"
    },
    {
      "word": "Poisson's ratio"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English countable nouns",
        "English entries with incorrect language header",
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        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "French terms with IPA pronunciation",
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        "en:Mathematics"
      ],
      "glosses": [
        "The Poisson distribution."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "Poisson distribution",
          "Poisson distribution"
        ]
      ],
      "raw_glosses": [
        "(mathematics) The Poisson distribution."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "Poisson distribution",
        "Siméon Denis Poisson"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[pwasɔ̃]",
      "note": "native, French"
    },
    {
      "ipa": "/ˈpwɑːsɒn/"
    }
  ],
  "word": "Poisson"
}