Left and Right Double Turnstile ⟚
Usage snapshot:
- Used in content written with the Common script; suitable for UI labels and body text.
- Appears in the Unicode block Miscellaneous Mathematical Symbols-A.
History & usage: The character LEFT AND RIGHT DOUBLE TURNSTILE depicts the symbol with two turnstile shapes set left and right of a central break. In the name, functional tokens include LEFT, RIGHT, DOUBLE, and TURNSTILE, which signal paired, bracket‑like relations in mathematical notation or logic. The token DOUBLE indicates a paired element, while TURNSTILE denotes a specific relational symbol; together they imply a relationship indicator rather than a lone letter. In orthography and typography, this shows how a compound marker can encode a relation across components within formulas, with the term LEFT/RIGHT guiding its spatial use. In practical use, scholars encounter it in: 1) archival editions and mathematical texts that preserve original notation, 2) paleographic transcription projects where the symbol marks inference or implication, and 3) typographic revivals or specimen books that reproduce precise relational marks for display in formula layouts. If present, cultural_capsule text would provide a direct sentence; otherwise the focus stays on context. Note that formulas, calculators, and quick UI controls may present such paired symbols as operators or separators for comparisons across panels on different platforms, with accessible contrast and clear label text.
See our category page for related symbols.
Need styled alternatives? Try the Fancy Text tool.
Technical details
- Codepoint:
U+27DA - General Category:
Sm - Age:
3.2 - Bidi Class:
ON - Block:
Miscellaneous Mathematical Symbols-A - Script:
Common - UTF-8:
E2 9F 9A - UTF-16:
27DA - UTF-32:
000027DA - HTML dec:
⟚ - HTML hex:
⟚ - JS escape:
\u27DA - Python \N{}:
\N{LEFT AND RIGHT DOUBLE TURNSTILE} - Python \u:
\u27DA - Python \U:
\U000027DA - URL-encoded:
%E2%9F%9A - CSS escape:
\27DA
How to type / insert
Fast copy: click the Copy button near the top of this page.
By codepoint: in many editors and IDEs, you can insert via the Unicode code U+27DA or a built‑in character picker.
HTML: use the numeric entity ⟚ (hex) or ⟚ (decimal) when an HTML entity is needed.
Compatibility & troubleshooting
Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.
Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.