From Ancient Greek ἀριθμητικός (arithmētikós, “arithmetical”), from ἀριθμός (arithmós, “number, counting”), from Proto-Indo-European *h₂ri-dʰh₁-mó-s, form of *h₂rey- (“to count, reason”).
arithmēticus (feminine arithmētica, neuter arithmēticum); first/second-declension adjective
First/second-declension adjective.
Number | Singular | Plural | |||||
---|---|---|---|---|---|---|---|
Case / Gender | Masculine | Feminine | Neuter | Masculine | Feminine | Neuter | |
Nominative | arithmēticus | arithmētica | arithmēticum | arithmēticī | arithmēticae | arithmētica | |
Genitive | arithmēticī | arithmēticae | arithmēticī | arithmēticōrum | arithmēticārum | arithmēticōrum | |
Dative | arithmēticō | arithmēticō | arithmēticīs | ||||
Accusative | arithmēticum | arithmēticam | arithmēticum | arithmēticōs | arithmēticās | arithmētica | |
Ablative | arithmēticō | arithmēticā | arithmēticō | arithmēticīs | |||
Vocative | arithmētice | arithmētica | arithmēticum | arithmēticī | arithmēticae | arithmētica |