Greek alphabet letters & symbols (α,β,γ,δ,ε,...)

Greek alphabet letters are used as math and science symbols.

Greek Symbol		Greek Letter Name	English Equivalent	Letter Name Pronounce
Upper Case	Lower Case	Greek Letter Name	English Equivalent	Letter Name Pronounce
Α	α	Alpha	a
Β	β	Beta	b
Γ	γ	Gamma	g
Δ	δ	Delta	d
Ε	ε	Epsilon	e
Ζ	ζ	Zeta	z
Η	η	Eta	h
Θ	θ	Theta	th
Ι	ι	Iota	i
Κ	κ	Kappa	k
Λ	λ	Lambda	l
Μ	μ	Mu	m
Ν	ν	Nu	n
Ξ	ξ	Xi	x
Ο	ο	Omicron	o
Π	π	Pi	p
Ρ	ρ	Rho	r
Σ	σ,ς *	Sigma	s
Τ	τ	Tau	t
Υ	υ	Upsilon	u
Φ	φ	Phi	ph
Χ	χ	Chi	ch
Ψ	ψ	Psi	ps
Ω	ω	Omega	o

* second lower case sigma letter is used in word final position

Greek alphabet origins

Egyptian hieroglyphs (3500 BC)

Proto-Sinaitic alphabet (1800 BC)

Phoenician alphabet (1200 BC)

Greek alphabet (800 BC)