What does Caelīna mean in Latin?

Caelīna, a proper noun, means “a town in Venetia”.

What is the genitive of Caelīna?

The genitive singular is Caelīnae. Caelīna is feminine, first declension.

proper noun · femininefirst declension

Caelīna f sg (genitive Caelīnae)

Caelīna, ae, f.,

I. a town in Venetia, Plin. 3, 19, 23, § 131.

What does Caelīna mean in Latin?: Caelīna, a proper noun, means “a town in Venetia”.
What is the genitive of Caelīna?: The genitive singular is Caelīnae. Caelīna is feminine, first declension.