U+1134B "𑍋" Grantha Vowel Sign Oo Unicode Character

U+1134B "𑍋" Grantha Vowel Sign Oo is a combining diacritical mark used in the Grantha script, an ancient Brahmic writing system historically employed in South India to write Sanskrit and Tamil. This character represents the long vowel sound "oo" as in "moon" and attaches to a consonant base, modifying its inherent vowel to create a long-o phonetic value. It is part of the Grantha Unicode block, which supports the complex, rounded script featuring layered conjuncts and distinct vowel signs.