Etymologically

Etymology and origin of the Romanian word eficient

Confidence
Established
Formation
Borrowing
First attested
1854 Zalomit More words from the 19th century
Borrowed from
French efficient
Ultimate origin
Latin faciō

Forms

eficient m or n (feminine singular eficientă, masculine plural eficienți, feminine/neuter plural eficiente)[1]

Etymology

It is borrowed from French efficient and directly borrowed from Latin efficiēns, one of the 19th-century neologisms with a double model.[2][3][4][5][1] Marcu and Maneca and CADE name only the French word, Scriban only the Latin one.[6][7][8] The Latin adjective is the present participle of efficiō (“to bring about, accomplish”), formed on faciō (“to do, make”) with the prefix ex-.[2][9]

In Latin it was mainly a term of philosophy, for the cause that produces something;[9][10] French took it in that use in 1290 and added the everyday sense “effective, productive” after English in 1948.[9][10]

Earliest recorded meaning

DELR dates the first record to 1854, in a work by Zalomit, both in the general sense “producing the desired effect” and in cauză eficientă, the efficient cause of Aristotelian philosophy.[2] MDA2 gives Protopopescu and Popescu's dictionary of neologisms of 1862.[3]

Semantic evolution

In the 19th century the word belonged chiefly to the learned phrase cauză eficientă: Costinescu's dictionary of 1870 gives it as a medical term for the cause that brings on a disease, Barcianu's German gloss is bewirkend “causing”, and Scriban's example names the sun as the efficient cause of heat.[11][12][8] The DLRLC of 1955–1957 still marks it as rare.[13] Today it is a common synonym of eficace, “producing the expected result”, and has a family of its own: eficiență (1869), ineficient (1932), eficientiza (1952).[4][2]

Timeline

  • 1854 – eficient in Zalomit, the first record.[2]
  • 1862 – Protopopescu and Popescu's dictionary of neologisms.[3]
  • 1869 – eficiență, from efficience and Italian efficienza.[2]
  • 1925 – neeficiență.[2]
  • 1932 – ineficient and ineficiență.[2]
  • 1952 – eficientiza “to make efficient”.[2]
  • 1996 – ecoeficient, from English eco-efficient.[2]

Meanings

Adjective

  1. efficient, effective: producing the desired or expected result; suited to its purpose: o metodă eficientă de învățare.[4][14][15]
  2. (philosophy) In cauză eficientă: the efficient cause, the one that produces a thing.[2][8]

Word family

  • eficientiza
  • eficiență
  • ineficient
  • ineficiență
  • neeficient
  • neeficiență
  • ultraeficient
  • ecoeficient

References

  1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k Academia Română, Institutul de Lingvistică „Iorgu Iordan – Al. Rosetti” (2011–), Dicționarul etimologic al limbii române (DELR), vol. I: A–B (2011), vol. II: C (2015–2018), București: Editura Academiei Române; continued online at delr.lingv.ro, p. s.v. eficient
  3. ^ a b c Academia Română, Institutul de Lingvistică „Iorgu Iordan – Al. Rosetti” (2010), Micul dicționar academic, 2nd ed., 4 vols., București: Univers Enciclopedic Gold, p. 1, 790
  4. ^ a b c DEX (2009), Dicționarul explicativ al limbii române [Explanatory dictionary of the Romanian language], Bucharest: Editura Univers Enciclopedic, p. 344
  5. ^ Marcu, Florin (2000), Marele dicționar de neologisme, București: Saeculum Vizual, p. s.v. eficient
  6. ^ Marcu, Florin; Maneca, Constant (1986), Dicționar de neologisme, 3rd ed., București: Editura Academiei Republicii Socialiste România, p. s.v. eficient
  7. ^ Candrea, I.-A.; Adamescu, Gh. (1926–1931), Dicționarul enciclopedic ilustrat „Cartea Românească”, București: Cartea Românească, p. s.v. eficient
  8. ^ a b c Scriban, August (1939), Dicționaru limbii românești (etimologii, înțelesuri, exemple, citațiuni, arhaizme, neologizme, provincializme), Iași: Presa Bună, p. 461
  9. ^ a b c Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  10. ^ a b Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
  11. ^ Costinescu, Ion (1870), Vocabularu romano-francesu, 2 vols., Bucuresci, p. 1, 372
  12. ^ Barcianu, Sava Popovici (1886), Dicționar român-germân și germân-român, revised by D. P. Barcianu, part I: român-germân, Sibiu: Institut tipografic, p. 205
  13. ^ Macrea, Dimitrie; Petrovici, Emil (coord.) (1955–1957), Dicționarul limbii romîne literare contemporane, 4 vols., București: Editura Academiei Republicii Populare Romîne, p. 2, 200
  14. ^ Academia Română, Institutul de Lingvistică „Iorgu Iordan – Al. Rosetti” (2002), Noul dicționar explicativ al limbii române, București: Litera Internațional, p. s.v. eficient
  15. ^ Academia Română (1965–2010), Dicționarul limbii române (DLR), serie nouă, tom I–XIX, București: Editura Academiei Române, p. s.v. eficient

Related etymologies

  • cap · also from French
  • dura · also from French
  • pur · also from French
  • pană · also from French
  • pat · also from French
  • masă · also from French
  • lac · also from French
  • primar · also from French
Cite this entry

“Eficient.” Etymologically, 12 Nov. 2026, etymologically.com/ro/eficient. Accessed 12 Nov. 2026.

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