noun Date: 1799 the science of speech sounds including especially the history and theory of sound changes in a language or in two or more related languages, the phonetics and phonemics of a language at a particular time, phonological also phonologic adjective phonologically adverb phonologist noun
PHONOLOGY
Meaning of PHONOLOGY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012