U+FE83 "ﺃ" Arabic Letter Alef with Hamza Above Isolated Form Unicode Character

U+FE83 "ﺃ" Arabic Letter Alef with Hamza Above Isolated Form is a presentation form of the Arabic letter that represents a glottal stop, specifically a hamza carried by an alef, used in various Arabic words and dialects. This isolated form appears in certain typographic contexts, such as in Arabic script rendering for text that requires precise shaping of the letter, and it is encoded separately from the basic Arabic letters to support different positional forms like initial, medial, final, and isolated. It is commonly employed in the beginning of words or syllables to indicate a stressed glottal sound, as seen in vocabulary derived from Arabic, Persian, and other languages that use the Arabic script.

General Properties

Code Point	U+FE83
Version Added	1.1
Name	Arabic Letter Alef with Hamza Above Isolated Form
Unicode 1.0 Name	Glyph for Isolate Arabic Hamzah on Alef
Block	Arabic Presentation Forms-B
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Arabic Letter
Decomposition Type	Isolated
Decomposition Mapping	"أ" U+0623 Arabic Letter Alef with Hamza Above

Encodings

HTML Decimal Encoding	ﺃ
HTML Hex Encoding	ﺃ
UTF-8 Encoding	0xEF 0xBA 0x83
UTF-16 Encoding	0xFE83
UTF-32 Encoding	0x0000FE83
C/C++/Java Escape	\ufe83

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	"أ" U+0623 Arabic Letter Alef with Hamza Above
NFKC Simple Casefold	"أ" U+0623 Arabic Letter Alef with Hamza Above
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