"null set" meaning in English

See null set in All languages combined, or Wiktionary

Noun

Forms: null sets [plural]
Head templates: {{en-noun}} null set (plural null sets)
  1. (mathematics, measure theory) A negligible set; set of zero measure. Categories (topical): Mathematics, Measure theory Translations (negligible set): nollajoukko (Finnish), ensemble négligeable [masculine] (French), Nullmenge [feminine] (German), insieme nullo [masculine] (Italian), zbiór miary zero [masculine] (Polish)
    Sense id: en-null_set-en-noun-YliAaVrx Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 46 54 Topics: mathematics, measure-theory, sciences Disambiguation of 'negligible set': 69 31
  2. (set theory) The empty set. Categories (topical): Set theory
    Sense id: en-null_set-en-noun-DMtZ5Ekp Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 46 54 Topics: mathematics, sciences, set-theory

Inflected forms

Download JSON data for null set meaning in English (2.4kB)

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  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
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      "glosses": [
        "A negligible set; set of zero measure."
      ],
      "id": "en-null_set-en-noun-YliAaVrx",
      "links": [
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      "raw_glosses": [
        "(mathematics, measure theory) A negligible set; set of zero measure."
      ],
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      "translations": [
        {
          "_dis1": "69 31",
          "code": "fi",
          "lang": "Finnish",
          "sense": "negligible set",
          "word": "nollajoukko"
        },
        {
          "_dis1": "69 31",
          "code": "fr",
          "lang": "French",
          "sense": "negligible set",
          "tags": [
            "masculine"
          ],
          "word": "ensemble négligeable"
        },
        {
          "_dis1": "69 31",
          "code": "de",
          "lang": "German",
          "sense": "negligible set",
          "tags": [
            "feminine"
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          "word": "Nullmenge"
        },
        {
          "_dis1": "69 31",
          "code": "it",
          "lang": "Italian",
          "sense": "negligible set",
          "tags": [
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          ],
          "word": "insieme nullo"
        },
        {
          "_dis1": "69 31",
          "code": "pl",
          "lang": "Polish",
          "sense": "negligible set",
          "tags": [
            "masculine"
          ],
          "word": "zbiór miary zero"
        }
      ]
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        "(set theory) The empty set."
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  "wikipedia": [
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  "word": "null set"
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  "pos": "noun",
  "senses": [
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      "glosses": [
        "A negligible set; set of zero measure."
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        "(mathematics, measure theory) A negligible set; set of zero measure."
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        "(set theory) The empty set."
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  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "negligible set",
      "word": "nollajoukko"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "negligible set",
      "tags": [
        "masculine"
      ],
      "word": "ensemble négligeable"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "negligible set",
      "tags": [
        "feminine"
      ],
      "word": "Nullmenge"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "negligible set",
      "tags": [
        "masculine"
      ],
      "word": "insieme nullo"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "negligible set",
      "tags": [
        "masculine"
      ],
      "word": "zbiór miary zero"
    }
  ],
  "wikipedia": [
    "null set"
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  "word": "null set"
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-03 from the enwiktionary dump dated 2024-05-02 using wiktextract (f4fd8c9 and c9440ce). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.