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Glyph for U+03B9
Source: Noto Sans

U+03B9 Greek Small Letter Iota

U+03B9 was added in Unicode version 1.1 in 1993. It belongs to the block U+0370 to U+03FF Greek and Coptic in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Lowercase Letter and is mainly used in the Greek script. Its uppercase variant is Glyph for U+0399 Greek Capital Letter Iota and its titlecase variant is Glyph for U+0399 Greek Capital Letter Iota.

The glyph is not a composition. Its width in East Asian texts is determined by its context. It can be displayed wide or narrow. In bidirectional text it is written from left to right. When changing direction it is not mirrored. The word that U+03B9 forms with similar adjacent characters prevents a line break inside it. The glyph can be confused with one other glyph.

The Wikipedia has the following information about this codepoint:

Iota (; uppercase Ι, lowercase ι; Greek: ιώτα) is the ninth letter of the Greek alphabet. It was derived from the Phoenician letter Yodh. Letters that arose from this letter include the Latin I and J, the Cyrillic І (І, і), Yi (Ї, ї), and Je (Ј, ј), and iotated letters (e.g. Yu (Ю, ю)). In the system of Greek numerals, iota has a value of 10.

Iota represents the close front unrounded vowel IPA: [i]. In early forms of ancient Greek, it occurred in both long [iː] and short [i] versions, but this distinction was lost in Koine Greek. Iota participated as the second element in falling diphthongs, with both long and short vowels as the first element. Where the first element was long, the iota was lost in pronunciation at an early date, and was written in polytonic orthography as iota subscript, in other words as a very small ι under the main vowel. Examples include ᾼ ᾳ ῌ ῃ ῼ ῳ. The former diphthongs became digraphs for simple vowels in Koine Greek.

The word is used in a common English phrase, "not one iota", meaning "not the slightest amount". This refers to iota, the smallest letter, or possibly yodh, י, the smallest letter in the Hebrew alphabet. The English word jot derives from iota. The German, Polish, Portuguese, and Spanish name for the letter J (Jot / jota) is derived from iota.

Representations

System Representation
953
UTF-8 CE B9
UTF-16 03 B9
UTF-32 00 00 03 B9
URL-Quoted %CE%B9
HTML hex reference ι
Wrong windows-1252 Mojibake ι
HTML named entity ι
Encoding: BIG5 (hex bytes) A3 64
Encoding: BIG5HKSCS (hex bytes) A3 64
Encoding: CP737 (hex bytes) A0
Encoding: CP869 (hex bytes) E3
Encoding: CP875 (hex bytes) 9C
Encoding: CP932 (hex bytes) 83 C7
Encoding: CP949 (hex bytes) A5 E9
Encoding: CP950 (hex bytes) A3 64
Encoding: CP1253 (hex bytes) E9
Encoding: EUC_JP (hex bytes) A6 C9
Encoding: EUC_JIS_2004 (hex bytes) A6 C9
Encoding: EUC_JISX0213 (hex bytes) A6 C9
Encoding: EUC_KR (hex bytes) A5 E9
Encoding: GB2312 (hex bytes) A6 C9
Encoding: GBK (hex bytes) A6 C9
Encoding: GB18030 (hex bytes) A6 C9
Encoding: HZ (hex bytes) 7E 7B 26 49 7E 7D
Encoding: ISO2022_JP (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_JP_1 (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_JP_2 (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_JP_2004 (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_JP_3 (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_JP_EXT (hex bytes) 1B 24 42 26 49 1B 28 42
Encoding: ISO2022_KR (hex bytes) 1B 24 29 43 0E 25 69 0F
Encoding: ISO8859_7 (hex bytes) E9
Encoding: JOHAB (hex bytes) DB 79
Encoding: MAC_GREEK (hex bytes) E9
Encoding: SHIFT_JIS (hex bytes) 83 C7
Encoding: SHIFT_JIS_2004 (hex bytes) 83 C7
Encoding: SHIFT_JISX0213 (hex bytes) 83 C7
Encoding: CP875 (hex bytes) 9C
LATEX \iota
Adobe Glyph List iota
digraph i*

Related Characters

Confusables

Elsewhere

Complete Record

Property Value
Age (age) 1.1 (1993)
Unicode Name (na) GREEK SMALL LETTER IOTA
Unicode 1 Name (na1)
Block (blk) Greek and Coptic
General Category (gc) Lowercase Letter
Script (sc) Greek
Bidirectional Category (bc) Left To Right
Combining Class (ccc) Not Reordered
Decomposition Type (dt) none
Decomposition Mapping (dm) Glyph for U+03B9 Greek Small Letter Iota
Lowercase (Lower)
Simple Lowercase Mapping (slc) Glyph for U+03B9 Greek Small Letter Iota
Lowercase Mapping (lc) Glyph for U+03B9 Greek Small Letter Iota
Uppercase (Upper)
Simple Uppercase Mapping (suc) Glyph for U+0399 Greek Capital Letter Iota
Uppercase Mapping (uc) Glyph for U+0399 Greek Capital Letter Iota
Simple Titlecase Mapping (stc) Glyph for U+0399 Greek Capital Letter Iota
Titlecase Mapping (tc) Glyph for U+0399 Greek Capital Letter Iota
Case Folding (cf) Glyph for U+03B9 Greek Small Letter Iota
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Composition Exclusion (CE)
Case Ignorable (CI)
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)
Cased (Cased)
Full Composition Exclusion (Comp_Ex)
Default Ignorable Code Point (DI)
Dash (Dash)
Deprecated (Dep)
Diacritic (Dia)
Emoji Modifier Base (EBase)
Emoji Component (EComp)
Emoji Modifier (EMod)
Emoji Presentation (EPres)
Emoji (Emoji)
Extender (Ext)
Extended Pictographic (ExtPict)
FC NFKC Closure (FC_NFKC) Glyph for U+03B9 Greek Small Letter Iota
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base)
Grapheme Extend (Gr_Ext)
Grapheme Link (Gr_Link)
Hex Digit (Hex)
Hyphen (Hyphen)
ID Continue (IDC)
ID Start (IDS)
IDS Binary Operator (IDSB)
IDS Trinary Operator and (IDST)
IDSU (IDSU) 0
ID_Compat_Math_Continue (ID_Compat_Math_Continue) 0
ID_Compat_Math_Start (ID_Compat_Math_Start) 0
Ideographic (Ideo)
InCB (InCB) None
Indic Mantra Category (InMC)
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
Jamo Short Name (JSN)
Join Control (Join_C)
Logical Order Exception (LOE)
Modifier Combining Mark (MCM)
Math (Math)
Noncharacter Code Point (NChar)
NFC Quick Check (NFC_QC) Yes
NFD Quick Check (NFD_QC) Yes
NFKC Casefold (NFKC_CF) Glyph for U+03B9 Greek Small Letter Iota
NFKC Quick Check (NFKC_QC) Yes
NFKC_SCF (NFKC_SCF) Glyph for U+03B9 Greek Small Letter Iota
NFKD Quick Check (NFKD_QC) Yes
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)
Prepended Concatenation Mark (PCM)
Pattern Syntax (Pat_Syn)
Pattern White Space (Pat_WS)
Quotation Mark (QMark)
Regional Indicator (RI)
Radical (Radical)
Sentence Break (SB) Lower
Soft Dotted (SD)
Sentence Terminal (STerm)
Terminal Punctuation (Term)
Unified Ideograph (UIdeo)
Variation Selector (VS)
Word Break (WB) Alphabetic Letter
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)
Bidi Paired Bracket (bpb) Glyph for U+03B9 Greek Small Letter Iota
Bidi Paired Bracket Type (bpt) None
East Asian Width (ea) ambiguous
Hangul Syllable Type (hst) Not Applicable
ISO 10646 Comment (isc)
Joining Group (jg) No_Joining_Group
Joining Type (jt) Non Joining
Line Break (lb) Alphabetic
Numeric Type (nt) none
Numeric Value (nv) not a number
Simple Case Folding (scf) Glyph for U+03B9 Greek Small Letter Iota
Script Extension (scx)
Vertical Orientation (vo) R