What does radiophōnia mean in Latin?

radiophōnia, a noun, means “radio (technology)”.

What is the genitive of radiophōnia?

The genitive singular is radiophōniae. radiophōnia is feminine, first declension.

noun · femininefirst declension

radiophōnia f sg (genitive radiophōniae)

From radius (“ray”) + Ancient Greek φωνή (phōnḗ, “sound”) + -ia, or from radiophōnum.

What does radiophōnia mean in Latin?: radiophōnia, a noun, means “radio (technology)”.
What is the genitive of radiophōnia?: The genitive singular is radiophōniae. radiophōnia is feminine, first declension.