U+0F7D "ཽ" Tibetan Vowel Sign Oo Unicode Character

U+0F7D "ཽ" Tibetan Vowel Sign Oo is a combining mark used in the Tibetan script to indicate a long "o" vowel sound, specifically the diphthong-like "oo" or extended "o" quality distinct from the standard vowel sign "o." It is placed above the consonant base to modify the syllable's pronunciation, and it belongs to the Tibetan block of Unicode, reflecting the script's adaptation for representing both classical and colloquial Tibetan phonetic nuances. This character is essential for accurate transliteration and digital rendering of Tibetan texts, ensuring that the vowel length and quality are preserved in electronic communication.