Characters

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Scientific

Name Character Meaning
Ångström Å 100 pm = 0.1 nm = 10-10 m
Pi π ratio of the circumference to the diameter
Degrees ° a unit of measurement of angles based on the sexagesimal system
Plus/Minus ± plus or minus
Micro μ
Ohm Ω

Greek

Name Upper Lower Note
Alpha Α α
Beta Β β
Gamma Γ γ
Delta Δ δ
Epsilon Ε ε
Zeta Ζ ζ
Eta Η η
Theta Θ θ
Iota Ι ι
Kappa Κ κ
Lambda Λ λ
Mu Μ μ micro
Nu Ν ν
Xi Ξ ξ
Omicron Ο ο
Pi Π π
Rho Ρ ρ
Sigma Σ σ also: ς
Tau Τ τ
Upsilon Υ υ
Phi Φ φ
Chi Χ χ
Psi Ψ ψ
Omega Ω ω

Hebrew

Name Character Soft form Note
Alef א Also Aleph
Bet ב‎
Gimel ג‎
Dalet ד‎
He ה‎
Waw/Vav ו
Zayin ז‎
Chet ח‎
Tet ט‎
Yod י‎
Kaf כ‎ ך‎
Lamed ל
Mem מ‎ ם‎
Nun נ‎ ן‎
Samech ס
Ayin ע
Pe פ‎ ף
Tsadi צ‎ ץ
Qof ק‎
Resh ר‎
Shin ש
Tav ת‎