U+FBFB "ﯻ" Arabic Ligature Uighur Kirghiz Yeh with Hamza Above with Alef Maksura Initial Form Unicode Character

Unicode Version 17.0

U+FBFB "ﯻ" Arabic Ligature Uighur Kirghiz Yeh with Hamza Above with Alef Maksura Initial Form is a complex typographic ligature used in the Arabic script for specific Turkic languages, namely Uighur and Kirghiz. It combines the letters Yeh with Hamza Above and Alef Maksura into a single initial-form glyph, which appears at the beginning of a word to represent a particular vowel or consonant sound unique to these languages' orthographies. This character supports the accurate visual rendering of Arabic script texts in Uighur and Kirghiz, where such ligatures are essential for proper word formation and readability, and it is part of the Unicode standard's Arabic Presentation Forms-A block, designed for compatibility with older text encoding systems rather than for modern digital input.

General Properties

Code Point U+FBFB
Version Added 1.1
Name Arabic Ligature Uighur Kirghiz Yeh with Hamza Above with Alef Maksura Initial Form
Block Arabic Presentation Forms-A
General Category Other Letter
Canonical Combining Class Not Reordered
Bidirectional Class Arabic Letter
Decomposition Type Initial
Decomposition Mapping "ئ" U+0626 Arabic Letter Yeh with Hamza Above
"ى" U+0649 Arabic Letter Alef Maksura

Encodings

HTML Decimal Encoding ﯻ
HTML Hex Encoding ﯻ
UTF-8 Encoding 0xEF 0xAF 0xBB
UTF-16 Encoding 0xFBFB
UTF-32 Encoding 0x0000FBFB
C/C++/Java Escape \ufbfb

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Alphabetic
Changes When NFKC Casefolded Yes
NFKC Casefold "ئ" U+0626 Arabic Letter Yeh with Hamza Above
"ى" U+0649 Arabic Letter Alef Maksura
NFKC Simple Casefold "ئ" U+0626 Arabic Letter Yeh with Hamza Above
"ى" U+0649 Arabic Letter Alef Maksura
Script Arabic
Script Extensions Arabic
Indic Syllabic Category Other
ID Start Yes
XID Start Yes
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Alphabetic letter
Sentence Break OLetter