U+2138 DALET SYMBOL

The Unicode character U+2138, officially named DALET SYMBOL, was introduced in Unicode version 1.1. It is part of the Letterlike Symbols block, which belongs to the Basic Multilingual plane. Previously, it was also referred to as FOURTH TRANSFINITE CARDINAL.

Categorized technically as a Other Letter, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is a compatibility composition and has no designated width in East Asian typography. When placed in bidirectional text, it behaves as an Left-To-Right character. Its visual representation remains not mirrored regardless of the reading direction.