Omega Symbol (Ω ω)

Copy and paste the Omega symbol with one click

🎯 Perfect for mathematics, science, and more!

🔍 What is the Omega Symbol?

The Omega symbol (Ω, ω) is the 24th and final letter of the Greek alphabet. Its significance extends far beyond its alphabetical position, representing concepts of completion, finality, and greatness across various fields of study and cultural contexts.

⭐ Uppercase Omega (Ω)

  • Unicode: U+03A9
  • HTML Entity: Ω
  • HTML Code: Ω
  • Aliases: Capital Omega, Big Omega, Great Omega
  • Last letter of the Greek alphabet
  • Represents electrical resistance unit (Ohm)
  • Symbolizes completion or the end in religious contexts
  • Used in mathematical complexity notation

✨ Lowercase Omega (ω)

  • Unicode: U+03C9
  • HTML Entity: ω
  • HTML Code: ω
  • Aliases: Small Omega, Little Omega
  • Represents angular velocity in physics
  • Used in mathematical functions and equations
  • Denotes frequency in electronic circuits
  • Common in scientific and engineering notation

⌨️ How to Type the Omega Symbol

There are multiple ways to type the Omega symbol across different operating systems and applications. Here are the most common methods:

🪟 Windows

  • Alt Code Method:
    • Uppercase Ω: Hold Alt + type 937
    • Lowercase ω: Hold Alt + type 969
  • Character Map:
    1. Press Windows + R
    2. Type "charmap" and press Enter
    3. Search for "Omega"
    4. Double-click to select
    5. Click "Copy"
  • Word/Office:

    Type "2126" then press Alt + X for Ω

🍎 Mac

  • Keyboard Shortcuts:
    • Uppercase Ω: Option + Z
    • Lowercase ω: Option + w
  • Character Viewer:
    1. Press Control + Command + Space
    2. Search for "Omega"
    3. Double-click to insert
  • Text Replacement:

    Set up custom shortcuts in System Preferences

🌐 Other Methods

  • HTML/Web:
    • Uppercase: Ω or Ω
    • Lowercase: ω or ω
  • LaTeX:
    • Uppercase: \Omega
    • Lowercase: \omega
  • Mobile Devices:

    Long-press O/o in the keyboard or use emoji keyboard

🎯 Common Uses of the Omega Symbol

The Omega symbol has diverse applications across multiple fields, from scientific notation to religious symbolism. Here's a comprehensive overview of its uses:

📐 Mathematics & Physics

  • Angular velocity (ω) in rotational motion
  • Ohms (Ω) - unit of electrical resistance
  • Big Omega notation (Ω) in complexity theory
  • Solid angle in physics (ω, Ω)
  • Natural frequency in vibration analysis
  • Grand canonical ensemble in statistical mechanics
  • Sample space in probability theory
  • Asymptotic lower bound in algorithms

🕊️ Religion & Symbolism

  • "Alpha and Omega" - beginning and end
  • Christian symbolism of divinity
  • Representation of completion
  • Ancient Greek cultural symbol
  • Symbol of cosmic completion
  • Representation of eternal life
  • Used in religious iconography
  • Symbol in apocalyptic literature

🔬 Science & Engineering

  • Chemical oxygen demand (COD)
  • Atomic orbital notation
  • Unit of resistance measurement
  • Quality factor in engineering
  • Rotation speed in mechanical engineering
  • Bandwidth in signal processing
  • Precession frequency in NMR
  • Degeneracy in quantum mechanics

💻 Computer Science & Technology

  • Algorithmic complexity analysis
  • Regular expressions (end of string)
  • Programming language syntax
  • Unicode character encoding
  • Circuit diagram notation
  • Database query optimization
  • File system path notation
  • Version control branching models

🔤 Complete Greek Alphabet

The Greek alphabet consists of 24 letters, each with its own significance in various fields. Click any symbol to copy it to your clipboard:

Name Uppercase Lowercase
Alpha
Beta
Gamma
Delta
Epsilon
Zeta
Eta
Theta
Iota
Kappa
Lambda
Mu
Nu
Xi
Omicron
Pi
Rho
Sigma
Tau
Upsilon
Phi
Chi
Psi
Omega

⬇️ Download Omega Symbol Images

Download high-quality SVG and PNG versions of the Omega symbol for your projects. All images are free to use.

Uppercase Omega (Ω)

Uppercase Omega (Ω) Preview

Lowercase Omega (ω)

Lowercase Omega (ω) Preview