Etymologically

uniformitas

Etymology and origin of the Latin word uniformitas

Confidence
Established
Formation
Derivation
First attested
c. 160–220 Tertullian, De anima More words from the 2nd century
Ultimate origin
Latin ūniformis
Etymology tree
inherited borrowed derived
Latin ūniformis
English uniform
French uniforme
Latin ūnifōrmitās
English uniformity

Forms

ūniformitās f (genitive ūniformitātis); third declension[1]

Etymology

It is formed from Latin ūniformis (“having one form”) + -tās.[1][2][3][4] The DMLBS and Conte call it Late Latin.[5][6] The base is a compound of ūnus (“one”) and fōrma (“form”).[7][1][8]

Earliest recorded meaning

Tertullian (c. 160–220 AD) uses it in De anima, where Conte gives the sense "equal distance".[6][4]

Semantic evolution

Later authors use it for sameness of form, uniformity, as opposed to varietas: Arnobius and Macrobius have it.[1][3][6] Lewis & Short label it post-classical.[1] In medieval Latin it meant unity in form, character or kind, or consistency.[5] Thomas Aquinas uses it for uniformity, as a synonym of conformitas and the opposite of difformitas.[9] English borrowed it in the early 15th century as uniformite, from Old French or directly from Late Latin.[10]

Timeline

  • c. 160–220 AD – Tertullian uses it in De anima.[6][4]
  • 297–310 AD – Arnobius uses it for uniformity.[3][4]
  • first half of the 5th century AD – Macrobius uses it in the Saturnalia.[6][4]
  • early 15th century – English borrows it as uniformite.[10]

Meanings

Noun

  1. Uniformity, sameness of form, as opposed to variety.[1][2][3]
  2. Equal distance (in Tertullian).[6]
  3. (Medieval Latin) Unity in form, character or kind; consistency.[5][9]

References

  1. ^ a b c d e f Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  2. ^ a b Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
  3. ^ a b c d Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  4. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ 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
  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. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  8. ^ Bianchi, Rossella; Lelli, Olga (2014), VOLI: Vocabolario di latino, Florence: Le Monnier
  9. ^ a b Schütz, Ludwig (1895), Thomas-Lexikon, 2nd ed., Paderborn: F. Schöningh
  10. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry

“Uniformitas.” Etymologically, 8 Nov. 2026, etymologically.com/la/uniformitas. Accessed 8 Nov. 2026.

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