| CAP / lower | Name & Description |
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 ALPHA (AL-fuh) First letter of the Greek alphabet. |
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BETA (BAY-tuh)
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GAMMA (GAM-uh) |
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DELTA (DEL-tuh) |
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EPSILON (EP-sil-on) The second form of the lower case epsilon is used as the "set membership" symbol. |
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ZETA (ZAY-tuh) |
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ETA (AY-tuh) |
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THETA (THAY-tuh) |
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IOTA (eye-OH-tuh) |
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KAPPA (KAP-uh) |
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LAMBDA (LAM-duh) |
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MU (MYOO) |
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NU (NOO) |
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XI (KS-EYE) |
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OMICRON (OM-i-KRON) Rarely used because it looks like an "o." |
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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. |
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RHO (ROW) |
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SIGMA (SIG-muh) The capital Sigma is used as the "summation" symbol. |
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TAU (TAU) |
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UPSILON (OOP-si-LON) |
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PHI (FEE) The two versions of lower-case Phi are used interchangeably. |
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CHI (K-EYE) |
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PSI (SIGH) |
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OMEGA (oh-MAY-guh) Last letter of the Greek alphabet. |