From Proto-Italic *lawāðrom, ultimately from the Proto-Indo-European root *lewh₃- (“to wash, bathe”) + *-dʰrom, equivalent to lavō (“to wash, bathe”) + -brum.
Compare Gaulish lautron, Old Irish lóathar (< Proto-Celtic *lowatrom), Proto-Germanic *lauþrą, Ancient Greek λουτρόν (loutrón) and Mycenaean Greek *𐀩𐀺𐀵𐀫 (*-re-wo-to-ro /*lewotron/) (< Proto-Hellenic *lewotrón). Compare the Celtic-origin place-names Lavatrae and Laudradum.
lavābrum n (genitive lavābrī); second declension
Second-declension noun (neuter).
singular | plural | |
---|---|---|
nominative | lavābrum | lavābra |
genitive | lavābrī | lavābrōrum |
dative | lavābrō | lavābrīs |
accusative | lavābrum | lavābra |
ablative | lavābrō | lavābrīs |
vocative | lavābrum | lavābra |