U+1F48 "Ὀ" Greek Capital Letter Omicron with Psili Unicode Character

U+1F48 "Ὀ" Greek Capital Letter Omicron with Psili is a polytonic Greek letter representing a capital omicron combined with the psili, or smooth breathing mark, which indicates that the vowel is pronounced without an initial aspiration. This character is part of the Greek Extended Unicode block and is historically used in ancient and liturgical Greek texts to denote vowel-initiated words that do not carry a rough breathing, distinguishing them from those with aspirated sounds. Its inclusion in Unicode ensures accurate digital representation and preservation of classical Greek orthography for scholarly work, textual analysis, and modern typography.