U+03D3 "ϓ" Greek Upsilon with Acute and Hook Symbol Unicode Character

U+03D3 "ϓ" Greek Upsilon with Acute and Hook Symbol is a variant of the Greek letter upsilon, combining an acute accent and a hook diacritic for specialized phonetic or historical transcriptions. This character is primarily used in polytonic Greek orthography to represent a specific tonal or breathing pattern, where the acute accent denotes a high pitch and the hook indicates a rough breathing mark, signifying an initial "h" sound in ancient Greek. It is distinct from other upsilon forms like the simple acute or the dialytika variant, and is encoded in the Unicode standard to support accurate representation of classical and medieval Greek texts where such precise diacritical combinations are required.

General Properties

Code Point	U+03D3
Version Added	1.1
Name	Greek Upsilon with Acute and Hook Symbol
Unicode 1.0 Name	Greek Capital Letter Upsilon Hook Tonos
Block	Greek and Coptic
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Canonical
Decomposition Mapping	"ϒ" U+03D2 Greek Upsilon with Hook Symbol "́" U+0301 Combining Acute Accent

Encodings

HTML Decimal Encoding	ϓ
HTML Hex Encoding	ϓ
UTF-8 Encoding	0xCF 0x93
UTF-16 Encoding	0x03D3
UTF-32 Encoding	0x000003D3
C/C++/Java Escape	\u03d3

Unicode Properties

NFC Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Uppercase	Yes
Cased	Yes
Changes When NFKC Casefolded	Yes
NFKC Casefold	"ύ" U+03CD Greek Small Letter Upsilon with Tonos
NFKC Simple Casefold	"ύ" U+03CD Greek Small Letter Upsilon with Tonos
Script	Greek
Script Extensions	Greek
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	Upper