Etymologically

Etymology and origin of the Italian word pianoro

Confidence
Disputed
Formation
Derivation
First attested
1840 Niccolò Tommaseo More words from the 19th century
Ultimate origin
Latin plānus
Etymology tree
inherited borrowed derived
Latin plānus
Spanish llano
French plan
Dutch plan
English plan
German Plan
Italian piano
French piano
English piano
Italian pianoro
Romanian plan
Russian план (plan)
From the same root
Latin complano ← plānus
Latin explānō ← plānus
Latin plānāris ← plānus
Latin plancus ← plānus
Latin plānē ← plānus
Latin plānitiēs ← plānus
Latin plānō ← plānus
Latin plānum ← plānus
English planner ← plan
Romanian plănui ← plan
German planen ← Plan
Italian pianezza ← piano
Italian pianoforte ← piano
English pianist ← piano

Pronunciation

  • /pjaˈnɔ.ro/[1]

Forms

pianoro m (plural pianori)[1]

Etymology

It is from Italian piano + -oro for Nocentini, with ⟨-oro⟩ the northern form of the suffix -oio.[2] DELI lists it under piano, and Devoto–Oli, Zingarelli, Treccani and Gabrielli also derive it from that noun.[3][4][5][6][7]

The DEI, the GDLI and GRADIT trace it to Late Latin planurium, a word of the Roman land surveyors formed on plānus (“flat”) after the model of prōmunturium (“headland”).[8][9][10] The DEI and the GDLI think the Italian word probably came from Emilia, comparing the place name ⟨Pianoro⟩ near Bologna.[8][9] Devoto too starts from the Latin word, crossed with the northern ending ⟨-oro⟩ against the Tuscan forms in ⟨-oio⟩.[11] Wiktionary calls it inherited from the Late Latin word.[1] The DEI notes that Old French planor (“plain”) is formed differently.[8]

Earliest recorded meaning

DELI's first record is in Niccolò Tommaseo, 1840, for a plain lying high up.[3][5] Nocentini, GRADIT and Devoto–Oli give 1841.[2][10][4] The GDLI quotes Tommaseo's description of a landscape of greenery, vineyards, woods, hills and pianori.[9]

Semantic evolution

In Tommaseo–Bellini the word is a flat space between heights, and Tommaseo adds that pianori are “the landings of nature”, smaller than true plateaus.[12] The DEI records it in Umbria for the less steep parts of mountain ridges.[8] Later writers used it freely: Aleardi, Pascoli for the sunny slope of a vineyard, D'Annunzio for the high ground between the Matterhorn and the surrounding peaks, and Pirandello for a scattered village among the foothills of the Alps.[9] GRADIT also gives the broader sense “plain”.[10]

Timeline

  • 1840 – Niccolò Tommaseo uses the word.[3][5]
  • 1841 – Date of first record in Nocentini, GRADIT and Devoto–Oli.[2][10][4]
  • 1861 – Tommaseo–Bellini defines it as a flat space between heights.[12]

Meanings

Noun

  1. A small plateau: a stretch of flat ground of no great size at a middle altitude, on a hill or between heights.[10][13][6][4]
  2. (by extension) A plain.[10]

Usage notes

The GDLI also records an old northern pianoro “weeping”, the infinitive of the northern form of piangere used as a noun, in Giacomino da Verona.[14]

References

  1. ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  3. ^ a b c Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  4. ^ 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
  5. ^ a b c Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
  6. ^ a b Vocabolario della lingua italiana Treccani (2011), Roma: Istituto della Enciclopedia Italiana
  7. ^ Gabrielli, Aldo (2020), Grande dizionario italiano, digital ed., Milano: Hoepli
  8. ^ a b c d Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 2894
  9. ^ a b c d Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 13, 288
  10. ^ a b c d e f De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  11. ^ Devoto, Giacomo (1968), Avviamento alla etimologia italiana: dizionario etimologico, 2nd ed., Firenze: Le Monnier, p. 329
  12. ^ a b Tommaseo, Niccolò; Bellini, Bernardo (1861–1879), Dizionario della lingua italiana, 4 vols., Torino: UTET
  13. ^ Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  14. ^ Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca
Cite this entry

“Pianoro.” Etymologically, 14 Nov. 2026, etymologically.com/it/pianoro. Accessed 15 Nov. 2026.

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