A phonological system is the study of sounds and their patterns within a language. Other terms for phonological system include phonetics, phonology, and speech sounds. It is also referred to as the sound system or the speech system. Linguists study phonological systems to understand the structure of language and how sounds are used to convey meaning. Phonemes, sound units that differentiate words in a language, are an important part of the phonological system. In addition, articulate phonetics and acoustic phonetics are specialized fields of study within the larger domain of phonology. In summary, understanding the synonyms for the term "phonological system" helps linguists provide a deeper understanding of how we communicate through language.