Need to type these symbols directly using physical keyboard shortcuts on Windows? Use the following Alt Code chart:
Symbol
Name
Windows Alt Code
Unicode Hex
HTML Entity
Α
Greek Capital Alpha
Alt + 913
U+0391
Α
Β
Greek Capital Beta
Alt + 914
U+0392
Β
Γ
Greek Capital Gamma
Alt + 915
U+0393
Γ
Δ
Greek Capital Delta
Alt + 916
U+0394
Δ
π
Greek Small Letter Pi
Alt + 960
U+03C0
π
Σ
Greek Capital Sigma (Summation)
Alt + 931
U+03A3
Σ
Ω
Greek Capital Omega
Alt + 937
U+03A9
Ω
ω
Greek Small Letter Omega
Alt + 969
U+03C9
ω
λ
Greek Small Letter Lambda
Alt + 955
U+03BB
λ
θ
Greek Small Letter Theta
Alt + 952
U+03B8
θ
Greek Alphabet in Modern Science, Math, and Culture
The Greek alphabet has been in continuous use since approximately 800 BC and forms the backbone of Western scientific notation. In mathematics, physics, engineering, and astronomy, Greek letters denote fundamental constants, angles, sums, and particles.
Everyday Modern Uses
Greek Life (Fraternities & Sororities): Form organization names such as Alpha Phi Alpha (ΑΦΑ), Delta Sigma Theta (ΔΣΘ), or Sigma Chi (ΣΧ).
STEM Equations: Pi (π) for circular geometry, Delta (Δ) for variation, Sigma (Σ) for summations, and Lambda (λ) for wavelength.
Finance & Trading: The "Option Greeks" (Delta, Gamma, Theta, Vega) quantify risk exposure in stock market derivatives.
Frequently Asked Questions (FAQ)
On Windows, hold Alt and type 227 or 960 on the numeric keypad to produce π. On Mac, press Option + P.
On Windows, hold Alt and type 916 on the numeric keypad to type capital Delta (Δ). On Mac, press Option + J.
Omega (Ω uppercase, ω lowercase) is the 24th and final letter of the Greek alphabet, universally symbolizing the end, limit, or ultimate conclusion.