The study of sound patterns in a language is phonology . This is sometimes considered as a part of phonetics, and sometimes as a separate branch of linguistics. The three main kinds of phonetics are: Articulatory - the study of how sounds are made; Acoustic - the study of speech as we hear it; Experimental - the study of identifying which aspects of sound are necessary for understanding.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.