U+1F43 "ὃ" Greek Small Letter Omicron with Dasia and Varia Unicode Character

U+1F43 "ὃ" Greek Small Letter Omicron with Dasia and Varia is a precomposed character in the Greek and Coptic block, representing the Greek letter omicron combined with two diacritical marks: a dasia (rough breathing mark, indicating an initial /h/ sound in ancient Greek) and a varia (grave accent, indicating a low pitch or stress in polytonic orthography). This character is used primarily in historical or academic contexts to transcribe ancient Greek texts with precise tonal and breath marking, allowing for accurate representation of pronunciation as codified in Byzantine and classical scholarship.