Etymologically

Etymology and origin of the Latin word exagium

Confidence
Established
Formation
Derivation
First attested
5th century, laws of Theodosius and Valentinian
Ultimate origin
Latin exigō
Etymology tree
inherited borrowed derived
Latin exigo
French exiger
Latin exagium
From the same root
Latin exactio ← exigo
Latin exactor ← exigo
Latin exactus ← exigo
Latin exiguus ← exigo

Pronunciation

  • Classical: [ɛkˈsa.ɡi.ũː][1]
  • Ecclesiastical: [eɡˈzaː.d͡ʒi.um][1]

Forms

exagium n (genitive exagiī or exagī); second declension[1]

Etymology

It is from Latin exigō (“to drive out; to weigh, test”) + -ium,[1][2] built on the unweakened stem ⟨exag-⟩, as if from a simple compound of agō without the vowel change of exigō.[3][4] The TLL and Lewis & Short compare exāmen (“tongue of a balance”), from the same verb.[2][5] The word also occurs as Ancient Greek ἐξάγιον (exágion), which the bilingual glossaries render as ⟨pensatio⟩ “weighing”.[6][5]

Through Romance it is the source of Italian saggio, French essai and Spanish ensayo,[1][7] and so, through French, of English essay and English assay.[8]

Earliest recorded meaning

It is a Late Latin word: an inscription in Rome speaks of selling cattle by weight, sub exagiō,[3][4] and the laws of the 5th century use it for a weighing and a standard weight.[5][9]

Semantic evolution

Its first sense was a weighing, hence a weight;[3][4][1] from the 4th century it was in particular the standard weight against which the value of the gold coin was checked.[7] It also named the balance itself.[5][1]

In Medieval Latin it kept these senses and added the testing of weights and of metals,[10][11] the fine weight of a coin,[11] and a medical weight of a drachm and a half, which English writers equate with the solidus.[11][6] A charter of 850 uses it for an ordeal, a trial by the judgement of God.[12][10] The sense of a trial or test passed into the Romance words, and into English essay, first “trial, attempt” in the 1590s.[8]

Timeline

  • 438 – The Theodosian Code and the Novellae of Theodosius and Valentinian use it.[9][5]
  • c. 360–c. 435 – John Cassian uses it of the standard weight.[7][9]
  • 850 – A charter of Marseille uses it for an ordeal.[12]
  • c. 1300 – English has assay, through Anglo-French from Old French.[8]
  • 1590s – English borrows French essai as essay.[8]

Meanings

Noun

  1. A weighing.[3][4][5]
  2. A weight;[1][7] (Late Latin) the standard weight used to check coins.[1][7]
  3. (Late Latin) A balance, scales.[5][1]
  4. (Medieval Latin) The testing of weights or of metals, an assay.[10][11]
  5. (Medieval Latin, medicine) A weight of a drachm and a half.[11][6]
  6. (Medieval Latin) An ordeal.[10][12]

Usage notes

Niermeyer records the medieval spellings essagium, assagium, exaiium and sagium.[10]

References

  1. ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  3. ^ a b c d Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  4. ^ a b c d Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  5. ^ a b c d e f g Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  6. ^ 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
  7. ^ a b c d e Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
  8. ^ a b c d Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  9. ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  10. ^ a b c d e Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  11. ^ a b c d e Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
  12. ^ 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
Cite this entry

“Exagium.” Etymologically, 23 Oct. 2026, etymologically.com/la/exagium. Accessed 23 Oct. 2026.

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