U+03BB "λ" Greek Small Letter Lamda Unicode Character

U+03BB "λ" Greek Small Letter Lamda is the lowercase form of the eleventh letter of the Greek alphabet, known as lambda, and has been a fundamental character in both ancient and modern Greek script for centuries. Beyond its linguistic role, this symbol is widely adopted in mathematics, physics, and computer science to represent concepts such as wavelength in electromagnetic spectra, the decay constant in radioactive decay, and the lambda calculus in formal logic and programming theory. Its clean, distinctive shape also makes it a popular icon in various technical and cultural contexts, underscoring its versatility as a character that bridges classical language and advanced scientific notation.

General Properties

Code Point	U+03BB
Version Added	1.1
Name	Greek Small Letter Lamda
Unicode 1.0 Name	Greek Small Letter Lambda
Block	Greek and Coptic
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	λ
HTML Hex Encoding	λ
UTF-8 Encoding	0xCE 0xBB
UTF-16 Encoding	0x03BB
UTF-32 Encoding	0x000003BB
C/C++/Java Escape	\u03bb

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	Alphabetic
East Asian Width	Ambiguous
Lowercase	Yes
Simple Uppercase Code Point	"Λ" U+039B Greek Capital Letter Lamda
Simple Titlecase Code Point	"Λ" U+039B Greek Capital Letter Lamda
Uppercase Code Point	"Λ" U+039B Greek Capital Letter Lamda
Titlecase Code Point	"Λ" U+039B Greek Capital Letter Lamda
Cased	Yes
Changes When Casemapped	Yes
Changes When Titlecased	Yes
Changes When Uppercased	Yes
Script	Greek
Script Extensions	Greek
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower