phoneticsPronunciation: /fəˈnɛtɪks/Translate phonetics | into German | into Italian | into Spanish Definition of phonetics noun [treated as singular] the study and classification of speech sounds: [as modifier]:a phonetics laboratoryDerivatives phoneticianPronunciation: /ˌfəʊnɪˈtɪʃ(ə)n, ˌfɒn-/ noun phonetics in other Oxford dictionaries Definition of phonetics in the US English dictionary