U+73AF "环" CJK Unified Ideograph-# Unicode Character

Unicode Version 17.0

环

U+73AF "环" CJK Unified Ideograph-# is a Chinese character that primarily means "ring," "circle," or "loop," and is widely used in modern Chinese writing as both a standalone word and a component in compound terms. Its structure combines the radical for jade or precious stone, represented by the component on the left, with a phonetic element on the right that hints at its pronunciation as "huan" in Mandarin. This character appears in everyday vocabulary such as "环境" meaning environment or surroundings, which literally conveys the idea of a circular boundary, and in technical or abstract contexts like "循环" for cycle or circulation. Historically, the character evolved from ancient scripts where it depicted a circular piece of jade, symbolizing continuity and connection, and it remains an essential element in discussions of geometry, ecology, and social systems within the broader CJK (Chinese, Japanese, Korean) linguistic family.

General Properties

Code Point	U+73AF
Version Added	1.1
Name	CJK Unified Ideograph-#
Block	CJK Unified Ideographs
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	环
HTML Hex Encoding	环
UTF-8 Encoding	0xE7 0x8E 0xAF
UTF-16 Encoding	0x73AF
UTF-32 Encoding	0x000073AF
C/C++/Java Escape	\u73af

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Script	Han
Script Extensions	Han
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	OLetter
Ideographic	Yes
Unified Ideograph	Yes

Unihan Properties

kCCCII	274B67
kCNS1986	E-2A2F
kCNS1992	3-2A2F
kCangjie	MGMF
kCantonese	waan4
kDefinition	jade ring or bracelet; ring
kEACC	274B67
kFourCornerCode	1119
kGB0	2723
kHanYu	21103.070
kHanyuPinlu	huán(291)
kIICore	AG
kIRGHanyuDaZidian	21103.070
kIRGKangXi	0728.211
kIRG_GSource	G0-3B37
kIRG_KPSource	KP1-58C5
kIRG_KSource	K2-475B
kIRG_TSource	T3-2A2F
kTGH	2013:945
kKangXi	0728.211
kMainlandTelegraph	3883
kMandarin	huán
kPhonetic	1419
kRSUnicode	96.4
kSimplifiedVariant	"环" U+73AF CJK Unified Ideograph-#
kSMSZD2003Index	425.03
kTGHZ2013	144.070:huán
kTotalStrokes	8
kTraditionalVariant	"环" U+73AF CJK Unified Ideograph-# "環" U+74B0 CJK Unified Ideograph-#
kUnihanCore2020	G
kXHC1983	0490.010:huán