U+20D9 COMBINING CLOCKWISE RING OVERLAY

The Unicode character U+20D9, officially named COMBINING CLOCKWISE RING OVERLAY, was introduced in Unicode version 1.1. It is part of the Diacriticals For Symbols block, which belongs to the Basic Multilingual plane. Previously, it was also referred to as NON-SPACING CLOCKWISE RING OVERLAY.

Categorized technically as a Nonspacing Mark, this character typically falls under the Zinh script. In terms of text layout and rendering, the glyph is not a composition and has no designated width in East Asian typography. When placed in bidirectional text, it behaves as an Unknown character. Its visual representation remains not mirrored regardless of the reading direction.