Etymologically

Etymology and origin of the Latin word clavo

Confidence
Established
Formation
Derivation
First attested
23–79 Pliny the Elder More words from the 1st century
Ultimate origin
Latin clāvus
Etymology tree
inherited borrowed derived
Latin clāvus
Catalan clau
French clou
Italian chiodo
Spanish clavo
Latin clāvō
From the same root
Latin angusticlāvius ← clāvus
Latin lāticlāvius ← clāvus

Pronunciation

  • Classical: [ˈkɫaː.woː][1]
  • Ecclesiastical: [ˈklaː.vo][1]

Forms

clāvō (present infinitive clāvāre, perfect active clāvāvī, supine clāvātum); first conjugation[1]

Etymology

It is from Latin clāvus (“nail; purple stripe”).[2][3][4] The noun goes back to Proto-Italic *klāwo- (“closing, barring”) and Proto-Indo-European *kleh₂u- (“to close”).[5]

Earliest recorded meaning

It is rare and not found before the Augustan age, mostly in the perfect participle.[2] The first instance is in Pliny the Elder, who describes a purple shell as furnished with prickles right up to its tip.[3][2]

Semantic evolution

Paulinus of Nola uses it of fastening timbers with nails.[4][6] The participle also meant furnished with a purple stripe: Lewis & Short cite napkins striped with scarlet and a tunic striped with gold from Lampridius and Vopiscus.[2] Glossaries render it as making nails.[4]

In Medieval Latin it meant to nail shut, and its participle clāvātus was used of things strengthened with iron clamps, studded, fitted with little hooks, or trimmed with a coloured border.[7]

Timeline

  • 23/24–79 AD – Pliny the Elder uses the participle of a prickly purple shell.[3][2][8]
  • c. 353–431 AD – Paulinus of Nola uses it of fastening with nails.[4][9][8]
  • 1227 – A document in the Acta imperii says that a chest was nailed shut.[7]

Meanings

Verb

  1. To nail, to fasten or furnish with nails.[2][4][9]
  2. (participle) Furnished with points or prickles.[2]
  3. To furnish with a purple stripe.[2]
  4. (Medieval Latin) To nail shut.[7]

Word family

  • clāvātus

References

  1. ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  3. ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ a b c d e Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  5. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  6. ^ Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  7. ^ a b c Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
  8. ^ a b Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  9. ^ a b Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
Cite this entry

“Clavo.” Etymologically, 13 Nov. 2026, etymologically.com/la/clavo. Accessed 14 Nov. 2026.

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