出典:Wiktionary
From Latin lībra (“pound”), partially via Italian, Spanish, and Portuguese libra. Doublet of lira, livre, libbre, liter, rottol, and arratel.
libra (複数形 libras または librae) (Roman contexts)
A Mediterranean substrate word, original form something like Proto-Italic *līðra, *leiðra (“pound”), surviving also in Ancient Greek λίτρα (lítra), whence English litre.
lībra f (genitive lībrae); first declension
First-declension noun.
Case | Singular | Plural |
---|---|---|
Nominative | lībra | lībrae |
Genitive | lībrae | lībrārum |
Dative | lībrae | lībrīs |
Accusative | lībram | lībrās |
Ablative | lībrā | lībrīs |
Vocative | lībra | lībrae |