U+4EA0 "亠" CJK Unified Ideograph-# Unicode Character

U+4EA0 "亠" CJK Unified Ideograph-# is a fundamental Chinese radical known as "tóu" or the "lid" radical, representing a covering or a top element in written characters. It is classified as Kangxi Radical 8 and is notably a non-productive radical, meaning it does not typically serve as a standalone word but appears as a component in more complex characters to symbolize a lid, roof, or something that covers. This ideograph is unpronounceable as an independent character in modern Chinese and Japanese, yet it forms part of many common characters, such as 交 (jiāo, meaning "to cross" or "to mix") and 京 (jīng, meaning "capital city"), where it functions as the topmost element. Its structural role is to provide semantic context related to enclosure or covering, contributing to the meaning and shape of the broader character it belongs to.

General Properties

Code Point	U+4EA0
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	亠
HTML Hex Encoding	亠
UTF-8 Encoding	0xE4 0xBA 0xA0
UTF-16 Encoding	0x4EA0
UTF-32 Encoding	0x00004EA0
C/C++/Java Escape	\u4ea0

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	216450
kCangjie	XY
kCantonese	tau4
kCihaiT	75.603
kCowles	2506 4342
kDaeJaweon	0184.120
kDefinition	head; Kangxi radical 8
kEACC	216450
kFanqie	度侯
kFenn	80K
kFennIndex	536.01
kFourCornerCode	0000.0
kGB0	5779
kGB1	5779
kHanYu	10279.040
kHanyuPinyin	10279.040:tóu
kHDZRadBreak	⼇[U+2F07]:10279.040
kIRGDaeJaweon	0184.120
kIRGHanyuDaZidian	10279.040
kIRGKangXi	0088.020
kIRG_GSource	G0-596F
kIRG_HSource	H-C6C2
kIRG_JSource	J0-5035
kIRG_KPSource	KP1-3484
kIRG_KSource	K2-2151
kIRG_TSource	T1-2728
kJapanese	トウ ズ なべぶた
kJapaneseKun	KEISAN NABEBUTA
kJapaneseOn	TOU ZU
kJis0	4821
kKangXi	0088.020
kKorean	TWU
kMainlandTelegraph	0071
kMandarin	tóu
kMatthews	6486
kMeyerWempe	1689a 3041a
kMojiJoho	MJ006461 MJ006460:E0101 MJ006461:E0102
kMorohashi	00286:E0101
kPhonetic	847
kRSAdobe_Japan1_6	C+4110+8.2.0
kRSUnicode	8.0
kTaiwanTelegraph	0071
kTotalStrokes	2
kUnihanCore2020	GHJT
kXerox	323:375