Etymology and origin of the Italian word acquaio
- Confidence
- Established
- Formation
- Inherited
- First attested
- 1290s Mare amoroso (Florentine) More words from the 13th century
- Inherited from
- Latin aquarium
- Ultimate origin
- Latin aqua
Etymology tree
From the same root
Pronunciation
- /akˈkwa.jo/[1]
Forms
acquaio m (plural acquai)[1]
Etymology
The noun is inherited from Latin aquārium (“watering place, water vessel”), the neuter of the adjective aquārius (“of or for water”) used as a noun.[2][3][4][5] The adjective continues the Latin adjective itself.[3][6][1] That adjective is formed from Latin aqua + -ārius.[1][4]
All the Italian forms point to a base Vulgar Latin *acquarium with a lengthened /kw/, as in acqua, and the ending shows the Tuscan change of ⟨-arium⟩ to ⟨-aio⟩.[5][7] The learned form of the same word is acquario.[1][8]
Elsewhere the noun gave Old French evier, Old Occitan aiguier and Portuguese agueiro, and was borrowed early into Old High German ahhari.[9][5] The Latin adjective in the sense “water carrier” continues in Romanian apar.[10][9]
Earliest recorded meaning
The TLIO's first record of the noun is in the Florentine Mare amoroso, from the last decade of the 13th century, where it is a basin of water for washing.[6] The Sienese statutes of 1309–1310 use it for a drain that carries off dirty water.[6] The adjective, “carrying water”, is first recorded in a commentary on the Sfera written after 1314, where vento acquaio is the rain-bringing south wind.[6]
Semantic evolution
In farming, solco acquaio (about 1340, the Palladio translation) is a furrow cut across a sown field to carry off rainwater, and Varchi (before 1565) uses acquaio alone for it.[11][12] The kitchen sink is first recorded in Burchiello, before 1449, in a line about the sea wind ch'entra 'n casa pel buco dell'acquaio (“that comes into the house through the hole of the sink”).[11][12] Vasari in 1550 uses the word for the basin in a sacristy where the priest washes his hands.[5] Baldinucci describes the acquai that older Florentine palaces had in their halls, ornamental niches where glasses and water jugs were kept for the table.[12]
Figurative phrases grew from the sink: someone who eats anything is un acquaio or una gola d'acquaio, andarsene per il buco dell'acquaio is to slip away unnoticed, and mandare tutto per la gola dell'acquaio is to spend everything on dinners.[13][14][3] In law, servitù di acquaio is the right to discharge dirty water onto a neighbour's land.[13] The word is Tuscan, and dialect forms such as Corsican ecquaju are found across central Italy and Corsica.[8][15][5]
Timeline
- 1290s – the Mare amoroso uses acquaio for a washing basin.[6]
- 1309–1310 – Sienese statutes use acquaio for a drain.[6]
- After 1314 – the adjective acquaio “carrying water” is recorded.[6][16]
- About 1340 – solco acquaio appears in the Palladio translation.[11]
- Before 1449 – Burchiello uses acquaio for the kitchen sink.[11]
- 1550 – Vasari uses acquaio for the sacristy basin.[5]
- Before 1565 – Varchi uses acquaio for a drainage furrow.[11]
Meanings
Noun
- A kitchen sink, with one or two basins and a drain.[3][16][8][13]
- (figurative, humorous) A glutton: quel ragazzo è un acquaio, finisce ogni avanzo.[3][16][14]
- The washbasin in a sacristy.[3][14]
- (agriculture) A furrow cut across a sown field to drain off rainwater.[3][17]
Adjective
Related words
Usage notes
Acquaio is chiefly Tuscan; the usual words for the sink are lavello and lavandino.[8][14] The adjective is used only in a few set phrases.[13]
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
- ^ 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
- ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 3, 604
- ^ a b c d e f g Tesoro della Lingua Italiana delle Origini (1997–), Opera del Vocabolario Italiano, CNR, Firenze; tlio.ovi.cnr.it
- ^ Devoto, Giacomo (1968), Avviamento alla etimologia italiana: dizionario etimologico, 2nd ed., Firenze: Le Monnier
- ^ a b c d Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
- ^ a b Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter
- ^ Pfister, Max; Schweickard, Wolfgang; Prifti, Elton (eds.) (1979–), Lessico Etimologico Italiano, Wiesbaden: Reichert; online at lei-digitale.it, p. 3, 608
- ^ a b c d e Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
- ^ 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
- ^ a b c d e Duro, Aldo (ed.) (1986–1994), Vocabolario della lingua italiana, Roma: Istituto della Enciclopedia Italiana; online ed. treccani.it/vocabolario (2008 copy)
- ^ a b c d e Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
- ^ Vocabolario della lingua italiana Treccani (2011), Roma: Istituto della Enciclopedia Italiana
- ^ 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
- ^ Gabrielli, Aldo (2020), Grande dizionario italiano, digital ed., Milano: Hoepli
Related etymologies
Cite this entry
“Acquaio.” Etymologically, 14 Nov. 2026, etymologically.com/it/acquaio. Accessed 14 Nov. 2026.
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