Etymologically

Etymology and origin of the Latin word tomus

Confidence
Established
Formation
Borrowing
First attested
40–103 Martial More words from the 1st century
Borrowed from
Ancient Greek τόμος
Ultimate origin
Ancient Greek τόμος
Etymology tree
inherited borrowed derived
Ancient Greek τέμνω (témnō)
Ancient Greek τόμος (tómos)
Latin tomus
English tome
From the same root
English epitome ← τέμνω

Pronunciation

  • Classical: [ˈtɔ.mʊs][1]
  • Ecclesiastical: [ˈtɔː.mus][1]

Forms

tomus m (genitive tomī); second declension[1]

Etymology

It is borrowed from Ancient Greek τόμος (tómos, “a cut, slice; volume”),[2][3][1] from τέμνω (témnō, “to cut”).[1][4]

Earliest recorded meaning

Martial is the first to use it, of a cheap piece of papyrus.[2][5][6][7]

Semantic evolution

In a letter of Marcus Aurelius among Fronto's correspondence it is a part of a larger work, a tome,[5][8] and Jerome uses it for a book in general.[5][6] In Ecclesiastical and medieval Latin it meant a writing or book, especially a dogmatic statement of faith;[9][10] Du Cange glosses it as a booklet, codex or letter, chiefly on matters of faith.[10] English tome comes from French tome or directly from it.[4]

Timeline

  • 40–102/103 AD – Martial uses it of a cheap piece of papyrus.[2][5][7]
  • c. 383–419/420 AD – Jerome uses it for a book.[5][6]
  • 1510s – English takes over tome for one volume of a work in several volumes.[4]

Meanings

Noun

  1. A piece or length of papyrus.[2][5]
  2. (Late Latin) A part or volume of a larger work, a tome.[5][8][6]
  3. (Late Latin) A book.[5][6][11]
  4. (Medieval Latin) A writing setting out a dogmatic formula of faith.[9][10]

Usage notes

Conte warns not to confuse tomis, the dative and ablative plural of tomus, with the same form of tome “caesura”.[6]

References

  1. ^ a b c d e 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. ^ Saalfeld, Günther Alexander (1874), Index Graecorum vocabulorum in linguam latinam translatorum, Berlin: Weidmann
  4. ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  5. ^ a b c d e f g h Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  6. ^ a b c d e f Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  7. ^ a b Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  8. ^ a b Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  9. ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  10. ^ a b c du Cange, Charles du Fresne, et al. (1883–1887), Glossarium mediae et infimae latinitatis, augmented ed. by Léopold Favre, Niort: L. Favre
  11. ^ Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson

Related etymologies

Cite this entry

“Tomus.” Etymologically, 8 Nov. 2026, etymologically.com/la/tomus. Accessed 8 Nov. 2026.

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