Etymologically

cubiculum

Etymology and origin of the Latin word cubiculum

Confidence
Established
Formation
Derivation
First attested
Plautus
Ultimate origin
Latin (cubō)

Pronunciation

  • IPA (Classical): [kʊˈbɪ.kʊ.ɫũː][1]
  • IPA (Ecclesiastical): [kuˈbiː.ku.lum][1]

Forms

cubiculum n (genitive cubiculī); second declension[1]

Etymology

It is from cubō “to lie down” with the instrumental suffix -culum.[2][1][3]

Earliest recorded meaning

The OLD's first citations are from Plautus, of a bedroom.[2] Köbler's first source is Cicero.[4] Köbler dates Plautus c. 250–184 BC.[4]

Semantic evolution

It meant a sleeping room, bedroom, the scene of marital relations, as in Terence, a room for study or receiving visitors, with ā cubiculō a servant of the imperial bedchamber, and a bed.[2] It meant any room, the emperor's box in the theatre or circus, the inner shrine of a temple, and in inscriptions a tomb.[2] In Vitruvius it was the bed in which a beam rests.[2] Döderlein says conclāve is any closed room, especially a state room, cubiculum a living room.[5]

In Ecclesiastical Latin it meant a bedroom, chamber.[6] In Medieval Latin it meant a chapel inside a church, a tomb, and an inner recess.[7][8] It survives in Spanish cobijo and Italian coviglio.[1] English cubicle came in the mid-15th century, first meaning “bedroom”.[3]

Timeline

  • c. 250–184 BC – Plautus uses it of a bedroom.[2][4]
  • 190–159 BC – Terence uses it of the marriage chamber.[2][4]
  • 81–43 BC – Cicero uses it of a private room.[2][4]
  • mid-15th century – English cubicle is recorded.[3]

Meanings

Noun

  1. A bedroom; a bed.[2]
  2. A room; a private room.[2]
  3. The emperor's box (in the theatre).[2]
  4. An inner shrine.[2]
  5. A tomb.[2][7]

References

  1. ^ a b c d e 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. ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ Döderlein, Ludwig (1874), Döderlein’s Hand-book of Latin Synonymes, tr. H. H. Arnold, Andover: W. F. Draper
  6. ^ Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
  7. ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  8. ^ 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
Cite this entry

“Cubiculum.” Etymologically, 16 Oct. 2026, etymologically.com/la/cubiculum. Accessed 16 Oct. 2026.

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