Greek Capital Letter Delta

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

Symbol: Δ
Unicode: U+0394
HTML entity: Δ
Category: Math Symbols

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Download Greek Capital Letter Delta 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.

57 of 58 in the math symbols collection

About the greek capital letter delta symbol

Delta is the fourth letter of the Greek alphabet and is typically pronounced like a hard d in English. Represented as a distinct triangle, this uppercase character belongs to the Greek and Coptic script block. It serves as a foundational letter in Western literacy and is frequently used as a standardized symbol across scientific and academic disciplines.

This character is a staple in the curated category of math symbols, where it represents a change or difference between two values. In the field of physics, it frequently denotes the discriminant of a polynomial or a macroscopic change in a variable. Outside of mathematics, the symbol often identifies river deltas in geography or serves as a shorthand for specific chords and intervals in musical notation and music theory.

How to type Greek Capital Letter Delta

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 0394 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 0394.
Or: Control + Command + Space opens the Character Viewer — search by name.