Greek Small Letter Lamda

A symbol from the Math Symbols collection. Click the symbol or the button below to copy.

Symbol: λ
Unicode: U+03BB
HTML entity: λ
Category: Math Symbols

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Download Greek Small Letter Lamda as a vector SVG or a raster PNG.

PNG size

SVG uses the system font stack — open in any vector editor and convert to outlines if needed. PNGs have a transparent background.

53 of 58 in the math symbols collection

About the greek small letter lamda symbol

Known primarily as the Greek small letter lamda, this character represents the lowercase version of the eleventh letter in the Greek alphabet. It is typically pronounced like the English L sound. While it belongs to the Greek and Coptic script block, it is frequently treated as a standard character in technical notation across many non-Greek languages.

In modern contexts, this symbol appears most frequently within the math symbols category to denote various concepts. It is the standard representation for wavelength in physics and serves as a variable for eigenvalues in linear algebra. Beyond strict mathematics, the character is widely recognized in computer programming as the symbol for anonymous functions in functional programming languages. It also serves as an iconic cultural mark in gaming, notably featuring as the primary insignia for the Half-Life video game series.

How to type Greek Small Letter Lamda

Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.

Windows

2 options

In Word / Outlook: type 03BB then press Alt + X.
Anywhere: press Win + . to open the emoji & symbol picker, then search.

macOS

2 options

Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 03BB.
Or: Control + Command + Space opens the Character Viewer — search by name.