Seifert surface in English

[Show JSON for postprocessed kaikki.org data shown on this page ▼] [Hide JSON for postprocessed kaikki.org data shown on this page ▲]

{
  "etymology_text": "After Herbert Seifert.",
  "forms": [
    {
      "form": "Seifert surfaces",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "Seifert surface (plural Seifert surfaces)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
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            "Entries with incorrect language header",
            "Entry maintenance"
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      ],
      "glosses": [
        "An orientable surface whose boundary is a given link."
      ],
      "id": "en-Seifert_surface-en-noun-rCprx15t",
      "links": [
        [
          "orientable",
          "orientable"
        ],
        [
          "boundary",
          "boundary"
        ],
        [
          "link",
          "link"
        ]
      ],
      "wikipedia": [
        "Herbert Seifert"
      ]
    }
  ],
  "word": "Seifert surface"
}

[Show JSON for raw wiktextract data ▼] [Hide JSON for raw wiktextract data ▲]

{
  "etymology_text": "After Herbert Seifert.",
  "forms": [
    {
      "form": "Seifert surfaces",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Seifert surface (plural Seifert surfaces)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "An orientable surface whose boundary is a given link."
      ],
      "links": [
        [
          "orientable",
          "orientable"
        ],
        [
          "boundary",
          "boundary"
        ],
        [
          "link",
          "link"
        ]
      ],
      "wikipedia": [
        "Herbert Seifert"
      ]
    }
  ],
  "word": "Seifert surface"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-04-10 from the enwiktionary dump dated 2025-04-03 using wiktextract (74c5344 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.

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.

"Seifert surface" meaning in English

Noun

Inflected forms