Gamma Symbol
About Gamma Symbol
γ is the Gamma Symbol, the lowercase form of the 3rd letter of the Greek alphabet (Γ / γ). The Gamma Symbol γ is among the most common Greek letters in scientific and technical literature, frequently used for It denotes gamma rays, the Euler–Mascheroni constant, and transfer functions in control theory.
【Pronunciation】 In English, γ is most often pronounced GAM-uh (IPA: /ˈɡæmə/). This is simply the anglicized name of the Greek letter.
The lowercase Gamma Symbol γ is written as a distinct Greek glyph and is assigned codepoint U+03B3 in the Greek and Coptic Unicode block. In plain or sans-serif fonts it can be mistaken for the Latin letter y or r, so verify the typeface or context.
【Historical Origin】 Gamma derives from the Phoenician letter gimel and is widely used in nuclear physics and engineering.
【Common Uses】 γ is highly active across disciplines: It denotes gamma rays, the Euler–Mascheroni constant, and transfer functions in control theory. It often appears alongside the uppercase Sigma Σ and lowercase Sigma σ in formulas, papers, and engineering drawings.
How to Type Gamma Symbol
Windows Input
Method 1: Hold Alt and type 947 on the numeric keypad, then release Alt to get γ.
Mac Input
Method 2: Press Control + Command + Space to open the Character Viewer, search for 'greek' or 'Gamma Symbol', then select γ.
HTML/CSS Input
Method 3: HTML: γ or γ or γ; CSS: content: "\03B3";
LaTeX Input
Method 4: Use the \gamma command in LaTeX math mode to produce γ.
Gamma Symbol FAQ
How is γ pronounced?
The English pronunciation of γ is GAM-uh (IPA: /ˈɡæmə/). It is the anglicized name of the Greek letter, used directly rather than described as 'lowercase γ'.
What is the difference between γ and the Latin letter y or r?
γ (U+03B3) is a Greek lowercase letter, whereas y or r is a Latin letter; their codepoints and glyphs differ. In a proper typeface γ and y or r are clearly distinct, but in plain text or sans-serif fonts they can be confused, so rely on context.
How do I type γ in Word, web pages, and LaTeX?
On Windows use Alt+947 on the numeric keypad; on Mac open the Character Viewer and search 'greek' or 'Gamma Symbol'; on the web use the HTML entity γ; in LaTeX use \gamma. For bulk use, copy γ directly from this page.