Greek Letters

ALPHA (AL-fuh)
First letter of the Greek alphabet.

BETA (BAY-tuh)

GAMMA (GAM-uh)

DELTA (DEL-tuh)

EPSILON (EP-sil-on)
The second form of the lower case epsilon is used as the "set membership" symbol.

ZETA (ZAY-tuh)

ETA (AY-tuh)

THETA (THAY-tuh)

IOTA (eye-OH-tuh)

KAPPA (KAP-uh)

LAMBDA (LAM-duh)

MU (MYOO)

NU (NOO)

XI (KS-EYE)

OMICRON (OM-i-KRON)
Rarely used because it looks like an 'o.'

PI (PIE)
The lower-case Pi is universally used to represent that number which is the ratio of the circumference of a circle to its diameter. The upper-case Pi is used as the "product" symbol.

RHO (ROW)

SIGMA (SIG-muh)

The capital Sigma is used as the "summation" symbol.

TAU (TAU)

UPSILON (OOP-si-LON)

PHI (FEE)
The two versions of lower-case Phi are used interchangeably.

CHI (K-EYE)

PSI (SIGH)

OMEGA (oh-MAY-guh)
Last letter of the Greek alphabet.