U+0290 "ʐ" Latin Small Letter Z with Retroflex Hook Unicode Character

U+0290 "ʐ" Latin Small Letter Z with Retroflex Hook is a phonetic symbol used primarily in the International Phonetic Alphabet to represent a voiced retroflex sibilant fricative, a sound articulated with the tongue curled back against the hard palate. It resembles a lowercase "z" with a hook extending from its lower right side, and it appears in the transcription of languages such as Mandarin Chinese, where it denotes a retroflex "z" sound, and in some Slavic languages like Polish and Russian for certain dialectal or historical pronunciations. This character is part of the IPA Extensions block in Unicode and was encoded to provide a standardized representation for linguists and phoneticians studying the world's diverse speech sounds.