U+1D52 "ᵒ" Modifier Letter Small O Unicode Character

U+1D52 "ᵒ" Modifier Letter Small O is a superscripted or raised lowercase "o" used primarily in phonetic transcription and linguistic notation, where it serves as a diacritic to indicate a reduced, devoiced, or secondary articulation of the vowel sound it modifies. This character is part of the Spacing Modifier Letters block and is commonly encountered in the International Phonetic Alphabet to represent a voiceless or weakly articulated "o" in contexts such as narrow phonetic transcriptions. Its compact form allows it to be placed above or adjacent to other characters to denote subtle variations in pronunciation without altering the base letter's identity, making it a precise tool for capturing nuanced speech sounds in written form.

General Properties

Code Point	U+1D52
Version Added	4.0
Name	Modifier Letter Small O
Block	Phonetic Extensions
General Category	Modifier Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Super
Decomposition Mapping	"o" U+006F Latin Small Letter O

Encodings

HTML Decimal Encoding	ᵒ
HTML Hex Encoding	ᵒ
UTF-8 Encoding	0xE1 0xB5 0x92
UTF-16 Encoding	0x1D52
UTF-32 Encoding	0x00001D52
C/C++/Java Escape	\u1d52

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Lowercase	Yes
Other Lowercase	Yes
Case Ignorable	Yes
Cased	Yes
Changes When NFKC Casefolded	Yes
NFKC Casefold	"o" U+006F Latin Small Letter O
NFKC Simple Casefold	"o" U+006F Latin Small Letter O
Script	Latin
Script Extensions	Latin
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Diacritic	Yes
Alphabetic	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower