U+03B0 "ΰ" Greek Small Letter Upsilon with Dialytika and Tonos Unicode Character

Unicode Version 17.0

ΰ

U+03B0 "ΰ" Greek Small Letter Upsilon with Dialytika and Tonos is a composite character used in modern Greek orthography to represent the sound of the letter upsilon when it carries both a diaeresis (dialytika) and an acute accent (tonos), typically indicating that the vowel is pronounced separately from a preceding vowel and is also stressed. It appears in words like "ΰδωρ" (meaning "water") and is essential for accurate spelling and pronunciation in Greek text.

General Properties

Code Point U+03B0
Version Added 1.1
Name Greek Small Letter Upsilon with Dialytika and Tonos
Unicode 1.0 Name Greek Small Letter Upsilon Diaeresis Tonos
Block Greek and Coptic
General Category Lowercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Canonical
Decomposition Mapping "ϋ" U+03CB Greek Small Letter Upsilon with Dialytika
"́" U+0301 Combining Acute Accent

Encodings

HTML Decimal Encoding ΰ
HTML Hex Encoding ΰ
UTF-8 Encoding 0xCE 0xB0
UTF-16 Encoding 0x03B0
UTF-32 Encoding 0x000003B0
C/C++/Java Escape \u03b0

Unicode Properties

NFC Quick Check Yes
NFKC Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Alphabetic
Lowercase Yes
Uppercase Code Point "Υ" U+03A5 Greek Capital Letter Upsilon
"̈" U+0308 Combining Diaeresis
"́" U+0301 Combining Acute Accent
Titlecase Code Point "Υ" U+03A5 Greek Capital Letter Upsilon
"̈" U+0308 Combining Diaeresis
"́" U+0301 Combining Acute Accent
Case Folding "υ" U+03C5 Greek Small Letter Upsilon
"̈" U+0308 Combining Diaeresis
"́" U+0301 Combining Acute Accent
Cased Yes
Changes When Casemapped Yes
Changes When Titlecased Yes
Changes When Uppercased Yes
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 Lower