"rigor" meaning in English

See rigor in All languages combined, or Wiktionary

Noun

IPA: /ˈɹɪɡɚ/ [Canada, General-American] Audio: en-us-rigor.ogg , LL-Q1860 (eng)-Wodencafe-rigor.wav Forms: rigors [plural]
Rhymes: -ɪɡə(ɹ) Etymology: From Old French, from Latin rigor (“stiffness, rigidity, rigor, cold, harshness”), from rigere (“to be rigid”). Etymology templates: {{root|en|ine-pro|*h₃reǵ-}}, {{root|en|ine-pro|*Hreyǵ-|id=bind}}, {{der|en|fro|-}} Old French, {{der|en|la|rigor||stiffness, rigidity, rigor, cold, harshness}} Latin rigor (“stiffness, rigidity, rigor, cold, harshness”) Head templates: {{en-noun|~}} rigor (countable and uncountable, plural rigors)
  1. US spelling of rigour. Tags: US, alt-of, countable, uncountable Alternative form of: rigour
    Sense id: en-rigor-en-noun-yzYvmczK Categories (other): American English
  2. (medicine) A feeling of cold with shivering accompanied by a rise in body temperature. Tags: countable, uncountable
    Sense id: en-rigor-en-noun-s-E8nynU Categories (other): Medicine, English entries with incorrect language header, Pages with 8 entries, Pages with entries Disambiguation of English entries with incorrect language header: 16 68 16 Disambiguation of Pages with 8 entries: 1 12 12 4 20 8 1 10 14 1 3 1 12 Disambiguation of Pages with entries: 1 14 14 2 21 4 1 11 16 1 1 1 14 Topics: medicine, sciences
  3. (physiology, informal) Ellipsis of rigor mortis. Tags: abbreviation, alt-of, countable, ellipsis, informal, uncountable Alternative form of: rigor mortis
    Sense id: en-rigor-en-noun-7fdH4bgT Categories (other): Physiology Topics: medicine, physiology, sciences
The following are not (yet) sense-disambiguated
Derived forms: break rigor, rigor caloris, rigorous

Inflected forms

Alternative forms

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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 2025-12-15 from the enwiktionary dump dated 2025-12-02 using wiktextract (e2469cc and 9905b1f). 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.