Etymology and origin of the Latin word lavatorium
- Confidence
- Established
- Formation
- Derivation
- First attested
- 1157 More words from the 12th century
- Ultimate origin
- Latin lavō
Etymology tree
From the same root
Forms
lavātōrium n (genitive lavātōriī or lavātōrī); second declension[1]
Etymology
It is from Latin lavō + -tōrium,[1][2] or, as Etymonline puts it, the neuter of the adjective lavātōrius (“of washing”) used as a noun.[3] The verb goes back to Proto-Indo-European *lewh₃- (“to wash”).[1] Its Romance descendants include Italian lavatoio, French lavoir, Old Occitan lavador, Spanish lavadero and Portuguese lavadouro.[2]
Earliest recorded meaning
It first appears in the Greek–Latin glossaries, which explain it by Greek νιπτήρ (niptḗr, “washbasin”) and πλύσιμον (plúsimon),[4][2] that is, a place or vessel for washing.[5][6]
Semantic evolution
In medieval Latin it named a place for washing, a bath or washroom, and especially the lavatory of a monastery, usually in the cloister;[7][8] Lanfranc's monastic Constitutions send the monks to the lavatorium to wash and comb their hair.[7] It was also a vessel for washing the hands[9] and a watering place where horses were washed.[9] English took it over in the late 14th century as lavatory, at first for a washbasin.[3]
Timeline
- 1157 – A charter of Louis VII of France names a watering place, the Lavatorium Coriani.[9]
- 1184 – A Pipe Roll records work on the lavatory in the king's hall at Westminster.[7]
- 1278 – Durham accounts record repairs to the lavatory at the refectory door.[7]
- late 14th century – Borrowed into English as lavatory, “washbasin”.[3]
- 1420 – An inventory lists three silver lavatoria, vessels for washing the hands.[9]
Meanings
Noun
- A place for washing; a washbasin.[5][6][4]
- (Medieval Latin) A lavatory or washroom, especially that of a monastery.[7][8][1]
- (Medieval Latin) A vessel for washing the hands.[9]
- (Medieval Latin) A watering place for horses.[9]
Related words
- English lavatory
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b Goetz, Georg (1888–1923), Corpus glossariorum Latinorum, Leipzig: Teubner; vols. VI–VII Thesaurus glossarum emendatarum, digital ed. CGLO, Munich: Bayerische Akademie der Wissenschaften
- ^ a b Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ a b c d e Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b c d e f du Cange, Charles du Fresne, et al. (1883–1887), Glossarium mediae et infimae latinitatis, augmented ed. by Léopold Favre, Niort: L. Favre
Cite this entry
“Lavatorium.” Etymologically, 7 Nov. 2026, etymologically.com/la/lavatorium. Accessed 8 Nov. 2026.
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