"sigma" meaning in English

See sigma in All languages combined, or Wiktionary

Noun

IPA: /ˈsɪɡmə/ Audio: en-us-sigma.ogg [US] Forms: sigma [singular], sigmas [plural]
Head templates: {{noun}} [POS TABLE]
  1. Eighteen letter of Greek.
    Sense id: simple-sigma-en-noun-mKWyoOc6
  2. Σσ, and in the word last position, writes as ς.
    Sense id: simple-sigma-en-noun-BmNnPzcW
  3. Standard deviation,has formula :=displaystyle σ=√ the average symbol ̄x often writes as μ
    Sense id: simple-sigma-en-noun-FhFXSwgj
     
{
  "forms": [
    {
      "form": "sigma",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "sigmas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Eighteen letter of Greek."
      ],
      "id": "simple-sigma-en-noun-mKWyoOc6"
    },
    {
      "glosses": [
        "Σσ, and in the word last position, writes as ς."
      ],
      "id": "simple-sigma-en-noun-BmNnPzcW"
    },
    {
      "glosses": [
        "Standard deviation,has formula :=displaystyle σ=√ the average symbol ̄x often writes as μ"
      ],
      "id": "simple-sigma-en-noun-FhFXSwgj"
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsɪɡmə/"
    },
    {
      "audio": "en-us-sigma.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "sigma"
}

{
  "forms": [
    {
      "form": "sigma",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "sigmas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Eighteen letter of Greek."
      ]
    },
    {
      "glosses": [
        "Σσ, and in the word last position, writes as ς."
      ]
    },
    {
      "glosses": [
        "Standard deviation,has formula :=displaystyle σ=√ the average symbol ̄x often writes as μ"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsɪɡmə/"
    },
    {
      "audio": "en-us-sigma.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "sigma"
}

Download raw JSONL data for sigma meaning in English (0.6kB)

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-04-05 from the simplewiktionary dump dated 2025-04-03 using wiktextract (8c1bb29 and fb63907). 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.

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