What does Misiō mean in Latin?

Misiō, a proper noun, means “a river in Picenum, now the river Musone”.

What is the genitive of Misiō?

The genitive singular is Misiōnis. Misiō is masculine, third declension.

proper noun · masculinethird declension

Misiō m sg (genitive Misiōnis)

What does Misiō mean in Latin?: Misiō, a proper noun, means “a river in Picenum, now the river Musone”.
What is the genitive of Misiō?: The genitive singular is Misiōnis. Misiō is masculine, third declension.