U+1D99A "𝦚" Signwriting Movement-Wallplane Wave Curve Double Medium Unicode Character

U+1D99A "𝦚" Signwriting Movement-Wallplane Wave Curve Double Medium is a symbol from the SignWriting script, a writing system designed to represent the movements, handshapes, and facial expressions of signed languages. This specific character depicts a double medium wave curve that moves along the wallplane, meaning it indicates a wavy, side to side motion occurring in the vertical plane parallel to the front of the signer’s body. It is used in transcription to show a repetitive or flowing movement pattern often associated with certain signs in sign languages.