U+0BCB TAMIL VOWEL SIGN OO

The Unicode character U+0BCB, officially named TAMIL VOWEL SIGN OO, was introduced in Unicode version 1.1. It is part of the Tamil block, which belongs to the Basic Multilingual plane.

Categorized technically as a Spacing Mark, this character typically falls under the Taml 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 Left-To-Right character. Its visual representation remains not mirrored regardless of the reading direction.