phonˈics (or /fōnˈiks/) singular noun

1. The science of sound, or of spoken sounds
2. The phonic method

Phonic Ear® noun

A type of radio microphone system, for the benefit of the deaf, in which the teacher wears a transmitter and the student wears a receiver, either with a built-in or an individual hearing aid

phonic method noun

A method of teaching reading through the phonetic value of letters or groups of letters