Etymologically

Etymology and origin of the Latin word rasorium

Confidence
Established
Formation
Derivation
First attested
after 220 AD, Itala
Ultimate origin
Latin rādō
Etymology tree
inherited borrowed derived
Latin rado
Latin rasorium
From the same root
Latin abrado ← rado
Latin corrado ← rado
Latin erado ← rado
Latin rastrum ← rado
Latin rasus ← rado

Forms

rāsōrium n (genitive rāsōriī or rāsōrī); second declension[1]

Etymology

It is from Latin rādō (“to scrape, shave”) + -tōrium (“suffix for a tool”).[1][2] Etymonline compares it with Old French rasor (“razor”), the source of the English word razor.[3]

Earliest recorded meaning

The first record is in the Old Latin (Itala) version of the Psalms, from after 220 AD:[2] sicut rasorium acutum fecisti dolum “like a sharp razor you have worked deceit” (Psalm 51.4), rendering Ancient Greek ξυρόν (xurón); the Vulgate has novācula there.[4][5]

Semantic evolution

Rufinus, translating Origen, uses it for a tool with which a goldsmith scrapes and cleans a vessel,[4][5] and it also appears figuratively, for a “razor of satisfaction” that cleanses the heart of sin.[4] A glossary explains it as the place where something is scraped.[6] The Late Latin word survives in Italian rasoio (“razor”).[5]

Medieval Latin used it for a razor, for a knife for erasing parchment and for a strickle, the stick that levels a measure of grain;[7] Carthusian statutes list razors with the scalpel used to scrape parchment,[8] and British sources have it for a razor or knife and for a farrier's rasp.[9] A cartulary of Corbie uses it for a measure of grain.[8] Renaissance writers still used it for a razor, beside the adjective rasorius.[10]

Timeline

  • after 220 AD – The Old Latin Psalter compares deceit to a “sharp razor”.[4][2]
  • c. 345–411/412 AD – Rufinus uses it for a goldsmith's scraping tool.[4][5][2]

Meanings

Noun

  1. A razor, a sharp knife.[4][7][9]
  2. A goldsmith's file or scraper.[4][5]
  3. (Medieval Latin) A knife for erasing writing on parchment.[7][8]
  4. (Medieval Latin) A strickle for levelling a measure.[7]
  5. (Medieval Latin) A farrier's rasp.[9]
  6. (Medieval Latin) A dry measure of grain.[8]

References

  1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  3. ^ Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b c d e f g Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  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. ^ Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  7. ^ a b c d Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  8. ^ a b c d du Cange, Charles du Fresne, et al. (1883–1887), Glossarium mediae et infimae latinitatis, augmented ed. by Léopold Favre, Niort: L. Favre
  9. ^ a b c 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
  10. ^ Ramminger, Johann, Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700, www.neulatein.de
Cite this entry

“Rasorium.” Etymologically, 25 Oct. 2026, etymologically.com/la/rasorium. Accessed 25 Oct. 2026.

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