Etymologically

Etymology and origin of the Latin word caste

Confidence
Established
Formation
Derivation
First attested
c. 250–184 BC, Plautus
Ultimate origin
Latin castus
Etymology tree
inherited borrowed derived
Latin castus
Latin caste
From the same root
Latin castimonia ← castus
Latin castitas ← castus
Latin incestus ← castus

Pronunciation

  • Classical: [ˈkas.teː][1]
  • Ecclesiastical: [ˈkas.te][1]

Forms

castē (comparative castius, superlative castissimē)[1]

Etymology

It is from Latin castus (“pure, chaste”) + -ē.[2][1] De Vaan explains castus as the old past participle of the root of careō (“to lack, be free from”), so that its first sense was “free from”.[3]

Earliest recorded meaning

It first appears in Plautus, meaning “uprightly”: in the Trinummus he speaks of a place where all who have spent their lives uprightly come together.[2][4]

Semantic evolution

Cato uses it of ceremonial purity in an offering to Jupiter,[2] and Gaius Gracchus of sexual purity, in a speech where he says he kept himself chastely from others' slaves.[2][5] Cicero has it of integrity in dealing with other people's interests, and Lucretius of keeping agreements faithfully.[5][6] Gellius applies it to language, of a writer who used Latin purely.[2][6]

In British Medieval Latin it is mostly used of clergy who live chastely.[7]

Timeline

  • c. 250–184 BC – Plautus uses it for “uprightly”.[2][4]
  • 234–149 BC – Cato uses it of ceremonial purity.[2][4]
  • 81–43 BC – Cicero uses it of integrity in others' affairs.[5][4]
  • c. 165 AD – Gellius uses it of pure Latin.[2][4]

Meanings

Adverb

  1. Uprightly, with integrity.[2][8]
  2. With ceremonial purity.[2]
  3. Chastely, with sexual purity.[2][8]
  4. Disinterestedly, without greed.[5]
  5. (of language) Purely, without corruption.[2][6]

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 Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  4. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ a b c d Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  6. ^ a b c Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  7. ^ Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
  8. ^ a b Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
Cite this entry

“Caste.” Etymologically, 20 Oct. 2026, etymologically.com/la/caste. Accessed 23 Oct. 2026.

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