U+239D "⎝" Left Parenthesis Lower Hook Unicode Character

Unicode Version 17.0

U+239D "⎝" Left Parenthesis Lower Hook is a typographical symbol used primarily in mathematical and technical notation to represent the lower left corner piece of a large or tall left parenthesis, often in conjunction with other bracket segments like U+239C for creating vertically extended parentheses within rendering systems that do not automatically scale glyphs. It is part of the Miscellaneous Technical block of Unicode and is designed for use in plain text environments where precise bracket height adjustment is needed, such as in diagrams or formatted equations, rather than for standard punctuation in prose. This character should not be confused with a regular opening parenthesis, as its specific hook shape is intended for connecting to vertical line segments to form a continuous, scalable bracket structure.

General Properties

Code Point U+239D
Version Added 3.2
Name Left Parenthesis Lower Hook
Block Miscellaneous Technical
General Category Math Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Other Neutral

Encodings

HTML Decimal Encoding ⎝
HTML Hex Encoding ⎝
UTF-8 Encoding 0xE2 0x8E 0x9D
UTF-16 Encoding 0x239D
UTF-32 Encoding 0x0000239D
C/C++/Java Escape \u239d

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Alphabetic
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Math Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Other