FromAncient Greekσφαῖρα(sphaîra,“ball, globe”).
sphaera f (genitivesphaerae);first declension
First-declension noun.
| singular | plural | |
|---|---|---|
| nominative | sphaera | sphaerae |
| genitive | sphaerae | sphaerārum |
| dative | sphaerae | sphaerīs |
| accusative | sphaeram | sphaerās |
| ablative | sphaerā | sphaerīs |
| vocative | sphaera | sphaerae |