Long Left Tack Symbol
⟞ Long Left Tack is a Unicode math symbol used to represent a “tack” pointing to the left.
U+27DE
⟞ is the Unicode character named LONG LEFT TACK (U+27DE). It belongs to the Math category and is commonly used in mathematical notation. This page helps you copy it reliably and use the correct Unicode forms in code.
Long Left Tack Symbol Meaning
⟞ (LONG LEFT TACK, U+27DE) is a Unicode math symbol whose shape resembles a long tack/bracket-style mark pointing left. In mathematical typesetting, “tack” symbols are often used in contexts where authors need a relation or annotation-like marker associated with an expression or arrow-like direction. The exact interpretation can depend on the notation style or the specific font/math setup being used. If you’re composing equations, importing symbols into documents, or generating math markup, use the Unicode code point to ensure consistent rendering. It does not have a widely established everyday meaning outside math notation.
Common uses
- •Typing math expressions that require a left-pointing tack symbol
- •Labeling or annotating mathematical relations in homework, notes, and documents
- •Designing equation templates where a consistent symbol is needed
- •Using the character in plain-text or multilingual documents that support Unicode
- •Embedding the symbol in code as a Unicode escape for UI or data rendering
Examples
⟞ Long Left Tack (U+27DE)
- ⟞A ⟞ B
- ⟞⟞ is placed to the left of the main term.
- ⟞Let x ⟞ y denote the marked relationship.
- ⟞In the equation: f(x) ⟞ g(x).
- ⟞The left mark is ⟞, not ←.
Variations
Ready to copy
Technical codes
| Unicode | U+27DE | |
| HTML Entity | ⟞ | |
| HTML Code | ⟞ | |
| CSS | \27DE | |
| Alt Code | Alt + 10206 | |
| Decimal | 10206 |
How to type Long Left Tack Symbol (⟞)
On Windows
Hold Alt and type 10206 on the numeric keypad. In Word, type 27DE then press Alt + X.
On Mac
Switch to the Unicode Hex Input keyboard, then hold Option and type 27DE. Or press Control + Command + Space and search.
On Linux
Press Control + Shift + U, type 27de, then press Enter or Space.
Anywhere
Copy ⟞ with the button above and paste it wherever you need it — this works on every device and in every app, with no keyboard shortcut to remember.
FAQ
What does the Long Left Tack symbol mean?
⟞ (LONG LEFT TACK, U+27DE) is a Unicode math symbol whose shape resembles a long tack/bracket-style mark pointing left. In mathematical typesetting, “tack” symbols are often used in contexts where authors need a relation or annotation-like marker associated with an expression or arrow-like direction. The exact interpretation can depend on the notation style or the specific font/math setup being used. If you’re composing equations, importing symbols into documents, or generating math markup, use the Unicode code point to ensure consistent rendering. It does not have a widely established everyday meaning outside math notation.
What is the Unicode code point for ⟞?
The Unicode code point for ⟞ (LONG LEFT TACK) is U+27DE.
How can I copy ⟞ into HTML?
Use the HTML entity ⟞ or the numeric hex form ⟞.
What CSS escape can I use for this character?
Use the CSS escape \27DE.
Does ⟞ have a non-math everyday meaning?
Its most common and reliable meaning is as a math symbol in notations; it does not have a widely established everyday usage outside math contexts.