Etymologically

Etymology and origin of the Latin word tumulus

Confidence
Established
Formation
Derivation
First attested
220–130 BC, Pacuvius
Ultimate origin
Proto-Indo-European (*tum-eh₁-)
Etymology tree
inherited borrowed derived
Latin tumeo
Latin tumidus
Latin tumulus

Pronunciation

  • Classical: [ˈtʊ.mʊ.ɫʊs][1]
  • Ecclesiastical: [ˈtuː.mu.lus][1]

Forms

tumulus m (genitive tumulī); second declension[1] Inscriptions also have a neuter tumulum.[2]

Etymology

It is formed from Latin tumeō (“to swell”) + -ulus.[2][1] De Vaan traces the verb to Proto-Italic *tum-ē- and Proto-Indo-European *tum-eh₁- (“to be swelling”), cognate with Welsh tyfu (“to grow”), Sanskrit तुम्र (túmra-, “strong, thick”), Lithuanian tumė́ti (“to become thick”) and the first part of Old Norse þumalfingr (“thumb”).[3][2]

Earliest recorded meaning

De Vaan records it from Pacuvius on; the OLD's first citation for a burial mound is Pacuvius, and for a hill Accius.[3][2]

Semantic evolution

A tumulus is a rounded hill or knoll, sometimes part of a range, and above all a mound raised over the dead, a grave.[2] Caesar uses it of the heaps of booty the Gauls piled up in consecrated places, and Vitruvius of a swelling or bump on a surface.[2]

Church Latin glosses it “grave, mound, hillock”;[4] in medieval Latin it is also a coffin or sarcophagus.[5] English borrowed tumulus for an ancient burial mound in the early 15th century, and Italian made from it tombolo, a sand-bar joining an island to the mainland, which English took up in 1899.[6]

Timeline

  • 220–130 BC – Pacuvius of a burial mound.[2][3][7]
  • 170–c. 90 BC – Accius of a hill.[2][7]
  • c. 50 BC – Caesar of mounds of booty.[2][7]
  • early 15th century – English borrows it as tumulus.[6]

Meanings

Noun

  1. A rounded hill, knoll, hillock.[2][1][4]
  2. A burial mound, barrow, grave.[2][1][4]
  3. An artificial mound, a heap.[2]
  4. A swelling, bump (on a surface).[2]
  5. (Medieval Latin) A coffin, sarcophagus.[5]

Word family

  • tumulāmen
  • tumulō
  • tumulōsus

Usage notes

Medieval Latin also had a tumulus that was a unit of measure in Sicily and Malta, ultimately from Arabic ثُمُن (ṯumun, “an eighth”); compare Italian tomolo.[1]

References

  1. ^ a b c d e f g 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 de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  4. ^ a b c Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
  5. ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  6. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  7. ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry

“Tumulus.” Etymologically, 18 Oct. 2026, etymologically.com/la/tumulus. Accessed 18 Oct. 2026.

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