Left Square Bracket With Underbar Symbol
⦋ is the left square bracket with an underbar, used as a bracket-like notation symbol.
U+298B
⦋ is a Unicode math-style punctuation mark. It looks like a left square bracket with an underbar, and it’s commonly used in formal notation. Use it when you want a bracket that visually suggests a special grouping or emphasis.
Left Square Bracket With Underbar Symbol Meaning
⦋ is named “left square bracket with underbar” and has Unicode codepoint U+298B. As a bracket-like symbol, it helps structure mathematical or technical text by marking the start of a grouped expression or indicating a particular notation style. The underbar is a visual cue that can differentiate this bracket from standard brackets such as [ and from other “square bracket with …” variants. In practice, you’ll mostly see ⦋ in typeset materials, equations, or custom notation where a consistent symbolic style matters.
Common uses
- •Mark the beginning of a specially formatted grouped expression in math or science notes
- •Create consistent bracket styling in documents that use Unicode math symbols
- •Differentiate variants of brackets in formal proofs, definitions, or notation legends
- •Use as a decorative or structural glyph in technical writing and presentations
- •Add bracket-like emphasis in plain text representations of typeset formulas
Examples
⦋ Left Square Bracket With Underbar
- ⦋⦋x+1⦌
- ⦋⦋A, B, C⦌
- ⦋⦋n=1..∞⦌
- ⦋⦋f(x)⦌
- ⦋⦋sum_{i=1}^n a_i⦌
Variations
Ready to copy
Technical codes
| Unicode | U+298B | |
| HTML Entity | ⦋ | |
| HTML Code | ⦋ | |
| CSS | \298B |
FAQ
What does the Left Square Bracket With Underbar symbol mean?
⦋ is named “left square bracket with underbar” and has Unicode codepoint U+298B. As a bracket-like symbol, it helps structure mathematical or technical text by marking the start of a grouped expression or indicating a particular notation style. The underbar is a visual cue that can differentiate this bracket from standard brackets such as [ and from other “square bracket with …” variants. In practice, you’ll mostly see ⦋ in typeset materials, equations, or custom notation where a consistent symbolic style matters.
What is the Unicode name and code point for ⦋?
Its Unicode name is “LEFT SQUARE BRACKET WITH UNDERBAR” and its code point is U+298B.
How do I copy ⦋ into my document?
Copy the glyph ⦋ directly from this page, then paste it into your editor, website, or design tool.
What are the common ways to include ⦋ in code?
You can use the HTML entity ⦋ or CSS/JS escapes: \\298B and \\u{298B}.
Is ⦋ the same as the normal square brackets [ and ]?
No. ⦋ is a distinct Unicode symbol with an underbar, intended for specific notation styles rather than standard square brackets.