Etymologically

Etymology and origin of the Italian word loro

Confidence
Established
Formation
Inherited
First attested
1211, Florentine account book
Inherited from
Latin illorum
Ultimate origin
Latin ille

Pronunciation

Forms

loro (third person plural, masculine and feminine, invariable; poetic lor)[2][1][3] Old Italian also has the shortened form Old Italian lo', as in the Ritmo di Sant'Alessio.[4]

Etymology

It is inherited from Latin illōrum (“of those”), the genitive plural of Latin ille (“that”).[5][6][2][1] DELI calls the use of the genitive instead of the dative exceptional, and explains it, following Bourciez and Tekavčić, by the dative's having become the unstressed form.[5] In late Latin the genitive took over the work of the dative and ablative.[7][8] The same form is French leur (“their; to them”) and Romanian lor.[6]

As a possessive the word keeps the original sense “of those”, and as a stressed pronoun it serves the third person plural.[6]

Earliest recorded meaning

DELI's first record of the pronoun “they, them” is in a Florentine account book of 1211; the possessive adjective is in the Breve di Montieri of 1219, a Tuscan statute.[5][2] Sabatini–Coletti dates the shortened lor to the 12th century.[9]

Semantic evolution

In Old Italian loro was above all an indirect object, “to them”, often without a preposition, as in Dante's Vita nuova: “salutando loro dissi” (greeting them I said).[4] Giacomo da Lentini uses the possessive before 1250, and Dante writes “per difender lor ville e lor castelli” (to defend their towns and castles, Inferno 15).[5][10] The possessive pronoun “theirs” is rare in Dante, and the plural i loro “their family, their relatives” is in Matteo Villani before 1363.[5]

As a subject loro spread in spoken Italian at the expense of essi and esse, and it is required where the subject is stressed or contrasted.[2][11][9] The polite Loro, the plural of Lei, is now uncommon and usually replaced by voi.[1][12]

Timeline

  • 1211 – A Florentine account book has loro “they, them”.[5]
  • 1219 – The possessive loro in the Breve di Montieri.[5]
  • Before 1250 – Giacomo da Lentini uses the possessive.[5]
  • 1304–1308 – Dante uses il loro “theirs”.[5]
  • Before 1363 – I loro “their relatives” in Matteo Villani.[5]

Meanings

Pronoun

  1. them, after a preposition: esco con loro, parlavamo di loro.[2][3][13]
  2. To them, as an indirect object, with or without a: ho scritto loro una lettera.[2][9][12]
  3. Them, as a stressed direct object: cercavo loro, non voi.[2][11][3]
  4. they, as a subject, especially in speech or when stressed or contrasted: loro vanno al mare, noi restiamo.[2][11][9]
  5. (formal, often written Loro) You, as a polite plural.[1][12]

Determiner

  1. their: la loro macchina, i loro nipoti.[9][13][1]

Pronoun

  1. theirs: la nostra casa è più piccola della loro, i loro: their family or friends.[12][9][1]

Word family

  • coloro

Usage notes

Phrases include beati loro! (lucky them), contenti loro, contenti tutti and stare dalla loro (to be on their side).[11][3][12] In bureaucratic style il di loro replaces the possessive.[2][12] In the spoken language gli is often used for loro as an indirect object (gli ho scritto).[12][13]

Separate loro nouns are a leather strap or a bird's bare stripe between bill and eye, a learned word from Latin lōrum, and a parrot, from Spanish loro.[7][10]

References

  1. ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  3. ^ a b c d Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
  4. ^ a b Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 9, 223
  5. ^ a b c d e f g h i j Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  6. ^ a b c Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  7. ^ a b Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 2271
  8. ^ Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca
  9. ^ a b c d e f Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  10. ^ a b Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 9, 224
  11. ^ a b c d Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier
  12. ^ a b c d e f g Vocabolario della lingua italiana Treccani (2011), Roma: Istituto della Enciclopedia Italiana
  13. ^ a b c Gabrielli, Aldo (2020), Grande dizionario italiano, digital ed., Milano: Hoepli

Related etymologies

  • no · also from Latin
  • cosa · also from Latin
  • a · also from Latin
  • mio · also from Latin
  • uno · also from Latin
  • si · also from Latin
  • sapere · also from Latin
  • fare · also from Latin
Cite this entry

“Loro.” Etymologically, 21 Oct. 2026, etymologically.com/it/loro. Accessed 22 Oct. 2026.

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