Etymologically

redundancia

Etymology and origin of the Spanish word redundancia

Confidence
Established
Formation
Borrowing
First attested
1493 Los tratados del doctor Alonso Ortiz, Seville print More words from the 15th century
Borrowed from
Latin redundantia
Ultimate origin
Latin unda

Pronunciation

  • /redunˈdanθja/, [re.ð̞ũn̪ˈd̪ãn̟.θja], /redunˈdansja/[1]

Forms

redundancia f (plural redundancias)[1]

Etymology

It is borrowed from Latin redundantia (“overflow, superfluity”).[2][3][1] The Latin noun is formed on redundāns, the present participle of redundō (“to overflow”), which is made of red- (“back, again”) and undō (“to surge”), from unda (“wave”).[4][5][1] Corominas lists it under onda with redundar (1438) and redundante, but gives it no date.[6]

Learned borrowings of the same Latin word are Catalan redundància, French redondance and Italian ridondanza, and English redundancy belongs with them.[7][8]

De Vaan derives the Latin word for “wave” from Proto-Indo-European *ud-ōr (“water”), the root of Greek ὕδωρ (húdōr) and of English water;[9][1] Wiktionary calls the details uncertain.[9][1]

Earliest recorded meaning

The Old Spanish Textual Archive first has the word in Los tratados del doctor Alonso Ortiz, printed in Seville in 1493, and DICCA-XV dates it 1494.[10][3] Nebrija's Latin dictionary of 1492 had glossed Latin redundantia with Spanish reboso “overflow”, which is the first sense of the word.[3] The earliest hit of the CDH, from Francisco de Osuna before 1540, speaks of the glory of the soul overflowing into Christ's body at the Transfiguration.[11]

Semantic evolution

In the 16th century the word named an overflow or excess of something: of milk in a 1551 anatomy, of food and drink in a 1580 book on childbirth, of spiritual delight in Saint John of the Cross.[11] Autoridades in 1737 gave three senses: excess of anything, excess in any line, and in rhetoric a fault of style from superfluous words.[12] Terreros referred it to perisología and pleonasmo, and Baralt in 1855 warned writers against this vice, even in the classics.[13][14]

The Academy's editions from 1843 to 1899 kept only the first sense, but the current dictionary again has the repetition of a word or idea, and adds a sense from information theory: the repetition in a message that lets it be rebuilt after part is lost.[15][2][16]

Timeline

  • 1492 – Nebrija glosses Latin redundantia as reboso.[3]
  • 1493 – first record, in Los tratados del doctor Alonso Ortiz.[10]
  • before 1540 – Francisco de Osuna uses it of the glory of the soul.[11]
  • 1567 – Pedro Núñez uses sin falta ny redundancia in his algebra.[11]
  • 1737 – Autoridades records the rhetorical sense, the fault of superfluous words.[12]
  • 1791 – first record from the Americas, in Lima.[17]
  • 1899 – the Academy's dictionary gives the etymology, from Latin redundantia.[18]

Meanings

Noun

  1. excess, superfluity; an overabundance of anything.[2][16]
  2. The needless repetition or use of a word or idea; redundancy, tautology: Decir “salir afuera” es una redundancia.[2][16][1]
  3. (information theory) The repetition of information in a message that lets its content be rebuilt when part of it is lost.[2][16]

References

  1. ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e Real Academia Española; Asociación de Academias de la Lengua Española (2014–), Diccionario de la lengua española, 23rd ed., online version 23.8, https://dle.rae.es, p. s.v. redundancia
  3. ^ a b c d Lleal, Coloma (dir.), DICCA-XV: Diccionario del castellano del siglo XV en la Corona de Aragón, Barcelona: Universitat de Barcelona, Grup d'Estudis d'Història de la Llengua (GHCL), https://ghcl.ub.edu/diccaxv, p. s.v. redundancia
  4. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press, p. s.v. redundantia
  5. ^ Gómez de Silva, Guido (1988), Breve diccionario etimológico de la lengua española, México: Fondo de Cultura Económica / El Colegio de México, p. 598
  6. ^ Corominas, Joan (1973), Breve diccionario etimológico de la lengua castellana, 3rd ed., Madrid: Gredos, p. s.v. onda
  7. ^ Echegaray, Eduardo de (1887–1889), Diccionario general etimológico de la lengua española, 5 vols., Madrid: José María Faquineto, p. 95
  8. ^ Segura Munguía, Santiago (2001), Nuevo diccionario etimológico latín-español y de las voces derivadas, Bilbao: Universidad de Deusto, p. 645
  9. ^ a b de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill, p. s.v. unda
  10. ^ a b Hispanic Seminary of Medieval Studies (2026), Old Spanish Textual Archive (OSTA): semi-paleographic transcriptions of Old Spanish texts, ed. Francisco Gago Jover et al., https://www.hispanicseminary.org, p. s.v. redundancia
  11. ^ a b c d Real Academia Española (2013–), Corpus del Diccionario histórico de la lengua española (CDH), version 3.1, https://apps.rae.es/CNDHE, p. s.v. redundancia
  12. ^ a b Real Academia Española (1726–1739), Diccionario de la lengua castellana (Diccionario de Autoridades), 6 vols., Madrid: Francisco del Hierro, p. 5, 534
  13. ^ Terreros y Pando, Esteban de (1786–1793), Diccionario castellano con las voces de ciencias y artes y sus correspondientes de las tres lenguas francesa, latina e italiana, 4 vols., Madrid: Viuda de Ibarra, p. 3, 313
  14. ^ Baralt, Rafael María (1855), Diccionario de galicismos, Madrid: Imprenta de J. Cruzado, p. 600
  15. ^ Real Academia Española (1843), Diccionario de la lengua castellana, 9th ed., Madrid: Imprenta de D. Francisco María Fernández, p. 619
  16. ^ a b c d Moliner, María (2007), Diccionario de uso del español, 3rd ed., Madrid: Gredos, p. s.v. redundancia
  17. ^ Boyd-Bowman, Peter (2003), Léxico hispanoamericano 1493–1993, ed. Ray Harris-Northall and John J. Nitti, New York: Hispanic Seminary of Medieval Studies, p. s.v. redundancia
  18. ^ Real Academia Española (1899), Diccionario de la lengua castellana, 13th ed., Madrid: Imprenta de los Sres. Hernando y Compañía, p. 853

Related etymologies

Cite this entry

“Redundancia.” Etymologically, 7 Nov. 2026, etymologically.com/es/redundancia. Accessed 7 Nov. 2026.

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