rigor

From Old French, from Latin rigor (“stiffness, rigidity, rigor, cold, harshness”), from rigere (“to be rigid”).

• (General American, Canada) IPA^(key): /ˈɹɪɡɚ/

  • Audio (US):

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  • Audio (Texas):

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• Rhymes: -ɪɡə(ɹ)
• Homophones: rigger, rigour

rigor (countable and uncountable, plural rigors)

1. US spelling of rigour
2. (medicine) A feeling of cold with shivering accompanied by a rise in body temperature.
3. (physiology, informal) Short for rigor mortis.
   • 2005, Jon Courtenay Grimwood, Pashazade, page 4, paragraph 3:

     Heat always upped the rate at which rigor gripped a corpse.

Borrowed from Latin rigōrem.

• IPA^(key): (Central, Balearic, Valencia) [riˈɣor]

rigor m or f (plural rigors)

1. rigour/rigor
2. precision, exactness
3. harshness (of a climate)

• rigorós

• “rigor” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962.
• “rigor” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.
• “rigor”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2024

rigor m (apocopated)

1. Apocopic form of rigore

From rigeō (“I am rigid”) +‎ -or.

• (Classical Latin) IPA^(key): /ˈri.ɡor/, [ˈrɪɡɔr]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈri.ɡor/, [ˈriːɡor]

rigor m (genitive rigōris); third declension

1. stiffness, rigidity
2. rigor, cold, harshness, severity

Third-declension noun.

Case	Singular	Plural
Nominative	rigor	rigōrēs
Genitive	rigōris	rigōrum
Dative	rigōrī	rigōribus
Accusative	rigōrem	rigōrēs
Ablative	rigōre	rigōribus
Vocative	rigor	rigōrēs

• rigōrātus

• “rigor”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “rigor”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• rigor in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• rigor in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “rigor”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.

rigor oblique singular, f (oblique plural rigors, nominative singular rigor, nominative plural rigors)

1. harshness; severity
2. stiffness; rigidity

• English: rigor, rigour
• French: rigueur

• Rhymes: (Portugal, São Paulo) -oɾ, (Brazil) -oʁ
• Hyphenation: ri‧gor

rigor m (plural rigores)

1. rigour (higher level of difficulty)
2. rigour (severity or strictness)
3. rigidity; inflexibility

• rígido
• rigoroso

• IPA^(key): /rîɡor/
• Hyphenation: ri‧gor

rȉgor m (Cyrillic spelling ри̏гор)

1. rigour

Borrowed from Latin rigōrem.

• IPA^(key): /riˈɡoɾ/ [riˈɣ̞oɾ]
• Rhymes: -oɾ
• Syllabification: ri‧gor

rigor m (plural rigores)

1. rigour

• “rigor”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), 23rd edition, Royal Spanish Academy, 2014 October 16