Etymologically

cooperculum

Etymology and origin of the Latin word cooperculum

Confidence
Established
Formation
Derivation
First attested
23–79 Pliny the Elder More words from the 1st century
Ultimate origin
Latin cooperiō
Etymology tree
inherited borrowed derived
Latin operiō
Latin cooperiō
Italian coprire
Old French covrir
French couvrir
English cover
Romanian acoperi
Romanian coperi
Spanish cubrir
Latin cooperculum
French couvercle
Italian coperchio
From the same root
Latin adoperiō ← operiō
Latin operculum ← operiō
Latin opertum ← operiō
Latin cooperīmentum ← cooperiō
Latin coopertōrium ← cooperiō
Latin coopertūra ← cooperiō
Latin discooperiō ← cooperiō
Italian scoprire ← coprire
English uncover ← covrir
French couvert ← covrir
French couverture ← couvrir
French recouvrir ← couvrir
English coverage ← cover
English undercover ← cover
Romanian acoperire ← acoperi
Romanian acoperiș ← acoperi

Forms

cooperculum n (genitive cooperculī); second declension[1] Also spelled coperculum.[2][3]

Etymology

It is formed from Latin cooperiō (“to cover”) + -culum.[2][1] The TLL compares operculum (“lid”).[3]

Earliest recorded meaning

It is first found in Pliny the Elder, meaning a lid.[4][5][6]

Semantic evolution

It was a rare word,[4] used for the lid of a jar, a coffin and the like;[2] Apuleius and Palladius also have it.[4][5] Manuscripts often waver between cooperculum and coperculum.[3]

In Medieval Latin it meant a lid or a superstructure, and more broadly a covering or wrapping, a covert feather of a bird and the shell of a crab;[7] Niermeyer also records it as a blanket.[8] It is the source of Italian coperchio, French couvercle and Spanish cobijo.[3][5]

Timeline

  • 23/24–79 AD – Pliny the Elder uses it for a lid.[4][5][6]
  • c. 125–175 AD – Apuleius uses it in the Metamorphoses.[5][6]
  • end of the 4th or beginning of the 5th century AD – Palladius uses it.[4][6]

Meanings

Noun

  1. A lid of a jar, coffin and the like; a cover.[2][4]
  2. (Medieval Latin) A covering, wrapping; a blanket.[7][8]
  3. (Medieval Latin) A covert feather of a bird.[7]

References

  1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ a b c d Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ a b c d e f Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  5. ^ a b c d e Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  6. ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  7. ^ a b c Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
  8. ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
Cite this entry

“Cooperculum.” Etymologically, 13 Nov. 2026, etymologically.com/la/cooperculum. Accessed 13 Nov. 2026.

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