U+1FFD GREEK OXIA

The Unicode character U+1FFD, officially named GREEK OXIA, was introduced in Unicode version 1.1. It is part of the Greek Ext block, which belongs to the Basic Multilingual plane.

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