"existential quantifier" meaning in English

{
  "forms": [
    {
      "form": "existential quantifiers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "existential quantifier (plural existential quantifiers)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Logic",
          "orig": "en:Logic",
          "parents": [
            "Formal sciences",
            "Philosophy",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include \"there exists\" and \"there is\"."
      ],
      "holonyms": [
        {
          "word": "predicate calculus"
        }
      ],
      "id": "en-existential_quantifier-en-noun-tsQW0MAW",
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "operator",
          "operator"
        ],
        [
          "∃",
          "∃"
        ],
        [
          "predicate calculus",
          "predicate calculus"
        ],
        [
          "predicate",
          "predicate"
        ],
        [
          "member",
          "member"
        ],
        [
          "set",
          "set"
        ]
      ],
      "raw_glosses": [
        "(logic) The operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include \"there exists\" and \"there is\"."
      ],
      "related": [
        {
          "word": "universal quantifier"
        }
      ],
      "topics": [
        "human-sciences",
        "logic",
        "mathematics",
        "philosophy",
        "sciences"
      ],
      "translations": [
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine"
          ],
          "word": "existenční kvantifikátor"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "operator used in predicate calculus",
          "word": "eksistenssikvanttori"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "operator used in predicate calculus",
          "word": "olemassaolokvanttori"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "operator used in predicate calculus",
          "word": "quantificateur existentiel"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine"
          ],
          "word": "Existenzquantor"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine",
            "uncommon"
          ],
          "word": "Partikularquantor"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "operator used in predicate calculus",
          "word": "egzisztenciális kvantor"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine"
          ],
          "word": "tilvistarmagnari"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine"
          ],
          "word": "tilvistarvirki"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "kvántor suščestvovánija",
          "sense": "operator used in predicate calculus",
          "tags": [
            "masculine"
          ],
          "word": "ква́нтор существова́ния"
        }
      ],
      "wikipedia": [
        "existential quantifier"
      ]
    }
  ],
  "word": "existential quantifier"
}

{
  "forms": [
    {
      "form": "existential quantifiers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "existential quantifier (plural existential quantifiers)",
      "name": "en-noun"
    }
  ],
  "holonyms": [
    {
      "word": "predicate calculus"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "universal quantifier"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Logic"
      ],
      "glosses": [
        "The operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include \"there exists\" and \"there is\"."
      ],
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "operator",
          "operator"
        ],
        [
          "∃",
          "∃"
        ],
        [
          "predicate calculus",
          "predicate calculus"
        ],
        [
          "predicate",
          "predicate"
        ],
        [
          "member",
          "member"
        ],
        [
          "set",
          "set"
        ]
      ],
      "raw_glosses": [
        "(logic) The operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include \"there exists\" and \"there is\"."
      ],
      "topics": [
        "human-sciences",
        "logic",
        "mathematics",
        "philosophy",
        "sciences"
      ],
      "wikipedia": [
        "existential quantifier"
      ]
    }
  ],
  "translations": [
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine"
      ],
      "word": "existenční kvantifikátor"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "operator used in predicate calculus",
      "word": "eksistenssikvanttori"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "operator used in predicate calculus",
      "word": "olemassaolokvanttori"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "operator used in predicate calculus",
      "word": "quantificateur existentiel"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine"
      ],
      "word": "Existenzquantor"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine",
        "uncommon"
      ],
      "word": "Partikularquantor"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "operator used in predicate calculus",
      "word": "egzisztenciális kvantor"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine"
      ],
      "word": "tilvistarmagnari"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine"
      ],
      "word": "tilvistarvirki"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "kvántor suščestvovánija",
      "sense": "operator used in predicate calculus",
      "tags": [
        "masculine"
      ],
      "word": "ква́нтор существова́ния"
    }
  ],
  "word": "existential quantifier"
}