U+1DA43 "𝩃" Signwriting Mouth Frown Open Unicode Character

U+1DA43 "𝩃" Signwriting Mouth Frown Open is a specific symbol within the SignWriting script, a writing system designed to visually represent the handshapes, movements, and facial expressions of signed languages. This glyph depicts a mouth that is both frowning and open, indicating a particular nonmanual marker or facial expression that can convey grammatical meaning or emotional nuance in signed communication. Its inclusion in the Unicode Standard ensures that this detailed visual notation can be digitally stored, displayed, and exchanged across different platforms and software, preserving the integrity of SignWriting as a tool for documenting and analyzing sign languages.