U+0BC1 "ு" Tamil Vowel Sign U Unicode Character

U+0BC1 "ு" Tamil Vowel Sign U is a combining diacritical mark used in the Tamil script to represent the vowel sound "u" (as in "put") when attached to a base consonant. It appears as a short curved stroke placed below the consonant symbol, altering the inherent vowel from a default "a" sound to the "u" sound. This character is part of the Tamil block in Unicode and is essential for writing Tamil words like "மு" (mu) and "சு" (su). Its encoding ensures digital compatibility across platforms and fonts, preserving the integrity of the Tamil writing system.