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.