U+11A06 "𑨆" Zanabazar Square Vowel Sign O Unicode Character

U+11A06 "𑨆" Zanabazar Square Vowel Sign O is a combining vowel mark used in the Zanabazar Square script, an abugida historically employed to write Mongolian, Tibetan, and Sanskrit. This specific character functions as a diacritic sign that modifies a consonant's inherent vowel sound to a long 'o', and it is typically attached above or after its base consonant letter. The script itself was created in the late 17th century by the Mongolian monk and scholar Zanabazar and is recognized for its square, geometric appearance.