Left Ceiling Symbol

A symbol from the Bracket Symbols collection. Click the symbol or the button below to copy.

Bracket Symbols collection

Symbol: ⌈
Unicode: U+2308
HTML entity: ⌈
Category: Bracket Symbols

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25 of 56 in the bracket symbols collection

About the left ceiling symbol

This character is drawn as a vertical line with a short horizontal arm extending to the right from its top, forming a shape like an inverted corner bracket. It is the left ceiling symbol, a typographic bracket used in mathematical notation to denote the ceiling function, where ⌈x⌉ gives the smallest integer greater than or equal to x. Outside mathematics, it appears in computer programming and text formatting as a paired delimiter.

How to type Left Ceiling

Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.

Windows

2 options

In Word / Outlook: type 2308 then press Alt + X.
Anywhere: press Win + . to open the emoji & symbol picker, then search.

macOS

2 options

Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 2308.
Or: Control + Command + Space opens the Character Viewer — search by name.