U+51D9 was added to Unicode in version 1.1 (1993). It belongs to the block CJK Unified Ideographs in the Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as an icicle. Its Pīnyīn pronunciation is duó.

The glyph is not a composition. It has a Wide East Asian Width. In bidirectional context it acts as Left To Right and is not mirrored. In text U+51D9 behaves as Ideographic regarding line breaks. It has type OLetter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.


System Representation
UTF-8 E5 87 99
UTF-16 51 D9
UTF-32 00 00 51 D9
URL-Quoted %E5%87%99
HTML-Escape 凙
Wrong windows-1252 Mojibake 凙
Pīnyīn duó
IRG_GSource GE-2279
IRG_KPSource KP1-378
IRG_TSource T3-4B2F
CCCII 216A63
CNS1986 E-4B2F
CNS1992 3-4B2F
EACC 216A63
KPS1 378A


Complete Record

Property Value
Age (age) 1.1
Unicode Name (na) CJK UNIFIED IDEOGRAPH-51D9
Unicode 1 Name (na1)
Block (blk) CJK
General Category (gc) Other Letter
Script (sc) Han
Bidirectional Category (bc) Left To Right
Combining Class (ccc) Not Reordered
Decomposition Type (dt) None
Decomposition Mapping (dm) 凙
Lowercase (Lower)
Simple Lowercase Mapping (slc) 凙
Lowercase Mapping (lc) 凙
Uppercase (Upper)
Simple Uppercase Mapping (suc) 凙
Uppercase Mapping (uc) 凙
Simple Titlecase Mapping (stc) 凙
Titlecase Mapping (tc) 凙
Case Folding (cf) 凙
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 凙
Bidi Paired Bracket Type (bpt) None
Cased (Cased)
Composition Exclusion (CE)
Case Ignorable (CI)
Full Composition Exclusion (Comp_Ex)
Changes When Casefolded (CWCF)
Changes When Casemapped (CWCM)
Changes When NFKC Casefolded (CWKCF)
Changes When Lowercased (CWL)
Changes When Titlecased (CWT)
Changes When Uppercased (CWU)
Dash (Dash)
Deprecated (Dep)
Default Ignorable Code Point (DI)
Diacritic (Dia)
East Asian Width (ea) Wide
Extender (Ext)
FC NFKC Closure (FC_NFKC) 凙
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base)
Grapheme Extend (Gr_Ext)
Hex Digit (Hex)
Hangul Syllable Type (hst) Not Applicable
Hyphen (Hyphen)
ID Continue (IDC)
Ideographic (Ideo)
ID Start (IDS)
IDS Binary Operator (IDSB)
IDS Trinary Operator and (IDST)
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
ISO 10646 Comment (isc)
Joining Group (jg) No_Joining_Group
Join Control (Join_C)
Jamo Short Name (JSN)
Joining Type (jt) Non Joining
kIRG_GSource (kIRG_GSource) GE-2279
kIRG_KPSource (kIRG_KPSource) KP1-378
kIRG_TSource (kIRG_TSource) T3-4B2F
kIRGDaeJaweon (kIRGDaeJaweon) 0298.220
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 01715
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10301.090
kIRGKangXi (kIRGKangXi) 0133.410
kCangjie (kCangjie) IMWLJ
kCCCII (kCCCII) 216A63
kCihaiT (kCihaiT) 170.107
kCNS1986 (kCNS1986) E-4B2F
kCNS1992 (kCNS1992) 3-4B2F
kDaeJaweon (kDaeJaweon) 0298.220
Unihan Definition (kDefinition) an icicle
kEACC (kEACC) 216A63
kHanYu (kHanYu) 10301.090
kHanyuPinyin (kHanyuPinyin) 10301.090:duó
kJapaneseKun (kJapaneseKun) TSURARA
kJapaneseOn (kJapaneseOn) TAKU DAKU JAKU
kKangXi (kKangXi) 0133.410
kKPS1 (kKPS1) 378A
kMandarin (kMandarin) duó
kMatthews (kMatthews) 6430
kMorohashi (kMorohashi) 01715
Radical Stroke Count (KangXi) (kRSKangXi) 15.13
Radical Stroke Count (Unicode) (kRSUnicode) 15.13
kSBGY (kSBGY) 504.33
Simplified Variant (kSimplifiedVariant) 𪞝
Stroke Number (kTotalStrokes) 15
kXHC1983 (kXHC1983) 0280.100*,0280.101:duó
Line Break (lb) Ideographic
Logical Order Exception (LOE)
Math (Math)
Noncharacter Code Point (NChar)
NFC Quick Check (NFC_QC) Yes
NFD Quick Check (NFD_QC) Yes
NFKC Casefold (NFKC_CF) 凙
NFKC Quick Check (NFKC_QC) Yes
NFKD Quick Check (NFKD_QC) Yes
Numeric Type (nt) None
Numeric Value (nv) NaN
Other Alphabetic (OAlpha)
Other Default Ignorable Code Point (ODI)
Other Grapheme Extend (OGr_Ext)
Other ID Continue (OIDC)
Other ID Start (OIDS)
Other Lowercase (OLower)
Other Math (OMath)
Other Uppercase (OUpper)
Pattern Syntax (Pat_Syn)
Pattern White Space (Pat_WS)
Quotation Mark (QMark)
Radical (Radical)
Sentence Break (SB) OLetter
Simple Case Folding (scf) 凙
Script Extension (scx) Han
Soft Dotted (SD)
STerm (STerm)
Terminal Punctuation (Term)
Unified Ideograph (UIdeo)
Variation Selector (VS)
Word Break (WB) Other
White Space (WSpace)
XID Continue (XIDC)
XID Start (XIDS)
Expands On NFC (XO_NFC)
Expands On NFD (XO_NFD)
Expands On NFKC (XO_NFKC)
Expands On NFKD (XO_NFKD)