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SYMBOL

Left Parenthesis Extension

Unicode information

NameLeft Parenthesis Extension
Unicode nameLEFT PARENTHESIS EXTENSION
Code pointU+239C
HTML decimal⎜
HTML hex⎜
CSS\239c
JavaScript\u239C
CategoryMath
Unicode17.0

Meaning of ⎜ Left Parenthesis Extension

The character is listed as Left Parenthesis Extension in SymbolDex. Its technical Unicode name is LEFT PARENTHESIS EXTENSION. It is associated with mathematical notation; its exact function depends on the formula or notation system in which it appears.

Common uses

  • Mathematical formulas and expressions.
  • Scientific, technical or educational documentation.
  • Unicode text that requires this specific notation.

How to type ⎜ on Windows, Mac and mobile

Windows

The universal method is to use Copy on this page and paste ⎜. On Windows 10/11 you can press Win + . and browse the Symbols section, or open Character Map (charmap) to locate characters supported by your fonts.

Mac

Press Control + Command + Space to open Character Viewer, search for Left Parenthesis Extension, then double-click it to insert the character.

Microsoft Word

Type 239C without U+, then immediately press Alt + X. Word converts the code into ⎜. You can also use Insert → Symbol.

Google Docs

Open Insert → Special characters and search by name, or paste ⎜ directly. For emoji, you can also use your operating system emoji picker.

iPhone / iPad

iOS does not provide a direct Unicode-code entry method for every symbol. Copy ⎜ from SymbolDex or check long-press variants on related keys. For frequent use, create a shortcut under Settings → General → Keyboard → Text Replacement.

Android

Availability varies by Android keyboard. In Gboard, browse the symbols panel and long-press related keys for variants. If it is not available, copy ⎜ from SymbolDex and paste it where needed.

Linux

In many Linux apps using GTK/IBus, press Ctrl + Shift + U, type 239c, then confirm with Enter or Space. If your app does not support this method, copy and paste ⎜.

Web and programming codes

Copy the representation you need for HTML, CSS, JavaScript or Python. For emoji sequences, SymbolDex includes every code point in the correct order.

HTML decimal⎜
HTML hex⎜
CSS content\239c
JavaScript\u239C
Python\u239C
Unicode text

Usage examples

⎜ — Left Parenthesis Extension
Unicode: U+239C
HTML: ⎜

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