U+17BC "ូ" Khmer Vowel Sign Uu Unicode Character

Unicode Version 17.0

U+17BC "ូ" Khmer Vowel Sign Uu is a combining diacritical mark used in the Khmer script to represent a long close back rounded vowel sound, approximately equivalent to the "oo" in the English word "boot." It is placed after a Khmer consonant symbol to modify its inherent vowel, appearing as a raised horizontal stroke above the consonant. This vowel sign is part of the Khmer block in Unicode and is essential for accurately writing and pronouncing numerous words in the Cambodian language, where vowel length and quality distinguish meaning.

General Properties

Code Point U+17BC
Version Added 3.0
Name Khmer Vowel Sign Uu
Block Khmer
General Category Nonspacing Mark
Canonical Combining Class Not Reordered
Bidirectional Class Nonspacing Mark

Encodings

HTML Decimal Encoding ូ
HTML Hex Encoding ូ
UTF-8 Encoding 0xE1 0x9E 0xBC
UTF-16 Encoding 0x17BC
UTF-32 Encoding 0x000017BC
C/C++/Java Escape \u17bc

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Joining Type Transparent
Line Break Complex Context Dependent (South East Asian)
Case Ignorable Yes
Script Khmer
Script Extensions Khmer
Indic Syllabic Category Vowel Dependent
Indic Positional Category Bottom
Indic Conjunct Break Extend
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Other Alphabetic Yes
Vertical Orientation Rotated
Grapheme Extend Yes
Grapheme Cluster Break Extend
Word Break Extend
Sentence Break Extend