Etymologically

Etymology and origin of the Latin word rimosus

Confidence
Established
Formation
Derivation
First attested
c. 84–c. 25 BC, Vitruvius
Ultimate origin
Latin (rīma)
Etymology tree
inherited borrowed derived
Latin rima
Latin rimor
Latin rimosus

Pronunciation

  • Classical: [riːˈmoː.sʊs][1]
  • Ecclesiastical: [riˈmɔː.s̬us][1]

Forms

rīmōsus (feminine rīmōsa, neuter rīmōsum), comparative rīmōsior; first/second-declension adjective[2][1]

Etymology

It is from Latin rīma (“crack, fissure”) + -ōsus.[3][1] De Vaan finds several etymologies of that noun possible, among them a root meaning “to tear, break”, and leaves its origin unclear.[4]

Earliest recorded meaning

Köbler records it first in Vitruvius,[5] who uses it of cracked plaster.[6] Lewis and Short also cite Propertius, of doors, and Virgil, whose cumba rīmōsa takes in much marsh water.[7][2]

Semantic evolution

It means full of cracks or fissures, and so leaky: Lewis and Short note that it belongs to poetry and to prose after Augustus.[7] Columella uses it of a building, Juvenal of vessels and Gellius has the comparative of a lung.[7][6] Horace uses it figuratively of a “leaky” ear that cannot keep a secret, and Ambrose says that there is nothing rīmōsum in the soul he praises.[7][6][2]

Medieval writers kept both uses:[8] Aldhelm speaks of the leaky boat of a fragile wit, John of Salisbury in a letter of 1168 of a “leaky” heart, and Walter of Wimborne of the Virgin's hand that is always open to the needy.[8]

Timeline

  • c. 84–c. 25 BC – Vitruvius uses it of cracked plaster.[6][5]
  • 65–8 BC – Horace uses it of an ear that cannot keep secrets.[7][2]
  • 70–19 BC – Virgil uses it of a leaky boat.[7][2]
  • c. 165 AD – Gellius uses the comparative rīmōsior.[7][6]
  • 639–709 AD – Aldhelm writes of a leaky boat of the mind.[8]
  • 1168 – John of Salisbury uses it figuratively in a letter.[8]

Meanings

Adjective

  1. Full of cracks, chinks or fissures; leaky.[3][7]
  2. Chapped (of skin).[1]
  3. (figurative) Unable to keep a secret.[7][6]

Word family

  • perrimosus

References

  1. ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  3. ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  4. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  5. ^ a b Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  6. ^ a b c d e f Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  7. ^ a b c d e f g h i Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  8. ^ a b c d 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

“Rimosus.” Etymologically, 20 Oct. 2026, etymologically.com/la/rimosus. Accessed 20 Oct. 2026.

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