Etymologically

obrigesco

Etymology and origin of the Latin word obrigesco

Confidence
Established
Formation
Derivation
First attested
c. 180–102 BC, Lucilius
Ultimate origin
Latin rigeō

Pronunciation

  • Classical: [ɔb.rɪˈɡeːs.koː][1]
  • Ecclesiastical: [ob.riˈd͡ʒɛs.ko][1]

Forms

obrigēscō (present infinitive obrigēscere, perfect active obriguī); third conjugation, no passive, no supine stem[1]

Etymology

It is from Latin ob- + rigēscō (“to grow stiff”),[2][1][3] the inchoative of rigeō (“to be stiff”).[4] The TLL derives it from ⟨ob⟩ and that verb, noting that the simple ⟨rigēscere⟩ is not found before Virgil.[5] De Vaan traces the simple verb to Proto-Italic *rig-ē- and Proto-Indo-European *Hriǵ-eh₁- (“to be stretched, be stiff”), a stative verb from a root meaning “to stretch”.[6]

Earliest recorded meaning

Lucilius uses it of something that stiffens with cold, pars obrigēscit frīgore;[2][4] a fragment ascribed to Pacuvius, on fruit frozen by frost, may be earlier.[4][5]

Semantic evolution

It means to become stiff, especially with cold: Cicero speaks of regions of the earth frozen with snow and frost,[2][7] and Columella uses it of winter cold.[2] Without an ablative it was said of stiffening from cold, disease or death: Cicero tells how Sopater was carried off barely alive from the statue of Gaius Marcellus when he had almost frozen stiff,[7][2] Seneca speaks of stiffening joints, and Apuleius of a body grown stiff after death.[2] Tibullus uses it of milk that curdles.[2][8]

Figuratively it meant to harden oneself or become unfeeling, as in Seneca's letters.[7][9][8] The TLL calls it rare in the early writers and more common from Gellius and Apuleius on.[5] The Vulgate uses it of a hand that grew stiff on the sword.[4]

Timeline

  • c. 180–102 BC – Lucilius uses it of stiffening with cold.[2][10]
  • 81–43 BC – Cicero uses it of frozen regions and of a man stiff with cold.[2][10]
  • c. 55–19/18 BC – Tibullus uses it of curdling milk.[2][10]
  • 4 BC–65 AD – Seneca uses it figuratively of hardening oneself.[7][10]
  • 390–406 AD – The Vulgate uses it of a hand stiffened on a sword.[4][10]

Meanings

Verb

  1. To become stiff, especially with cold; to freeze.[2][4][8]
  2. To grow stiff through cold, disease or death.[2]
  3. Of milk: to curdle.[2][8]
  4. (figurative) To become hardened or unfeeling.[7][9][8]

References

  1. ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ Bianchi, Rossella; Lelli, Olga (2014), VOLI: Vocabolario di latino, Florence: Le Monnier
  4. ^ a b c d e f Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  5. ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  6. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  7. ^ a b c d e Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  8. ^ a b c d e Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  9. ^ a b Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  10. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry

“Obrigesco.” Etymologically, 21 Oct. 2026, etymologically.com/la/obrigesco. Accessed 23 Oct. 2026.

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