The sounds of
language.
Phonetics.
is called at the general studyof the characteristics of speech sounds.
Articulatory phonetics,which is the study of how speech sounds are made,or
articulated.
Acoustic phonetics,which deals with the physical properties of speech as
sound waves in the air,
Auditory phonetics (or perceptual phonetics) which deals with the
perception, via the ear, of speech sounds.