U+1E73 "ṳ" Latin Small Letter U with Diaeresis Below Unicode Character

U+1E73 "ṳ" Latin Small Letter U with Diaeresis Below is a modified form of the Latin letter U, distinguished by a diaeresis mark placed beneath it, indicating a specific phonetic quality in various writing systems. It is primarily used in transliteration and scholarly orthographies for languages such as Ancient Greek, where it can represent a short u sound with a distinct vowel quality, and in certain African or European language transcriptions where the diacritic marks a centralized or breathy pronunciation. This character is part of the Latin Extended Additional block and is encoded for compatibility with historical and linguistic texts, allowing precise representation of sounds that differ from standard Latin vowels. Its uppercase form is U+1E72 "Ṳ".