Ancient Greek names
English name
Ancient Greek pronunciation
Modern Greek pronunciation
Bopomofo
Mathematical significance
α
α
λφα
The first letter of the Greek alphabet.
[A], [A? ]
[a]
The first letter of the Greek alphabet.
Angle; coefficient
β
β
β? τα
beta
[b]
[v]
beta
Magnetic flux coefficient; Angle; coefficient
γ
γ
γ? μμα
microgram
[g]
/i/, /e/ is preceded by [? ], the rest are [? ]
microgram
Conductivity coefficient (lowercase)
δ
δ
δ? λτα
delta
[d]
[? ]
delta
Change; Density; diopter
ε
ε
ψιλον
The fifth letter of the Greek alphabet.
[e]
[e]
Ipsron
Cardinality of logarithm
ζ
ζ
ζ? τα
The sixth letter of the Greek alphabet.
[zd] (or [dz]), followed by [z? ]/[z]
[z]
The sixth letter of the Greek alphabet.
Coefficient; Azimuth; Impedance; Relative viscosity; atomic number
η
η
τα
The seventh letter of the Greek alphabet.
[]
[I]
(UK) Independent Television Authority (UK) Industrial Transport Association (US) Industry and Trade Administration (ITA) International textile agreement (Initial Teaching Alphabet)
Lag coefficient; Efficiency (lowercase)
θ
θ
θ? τα
The eighth letter of the Greek alphabet
【t？ ]
[θ]
Siduo
Temperature; phase angle
ι
ι
ι? τα
Tiny
[I]
[I]
Jota
Very small, a little
κ
κ
κ? ππα
The tenth letter of the Greek alphabet.
[k]
Add [c] before /i/, /e/ and [k] before the rest.
Capa
dielectric coefficient
∧
λ
λ? μ β δ α (now λ? μδα)
The first 1 1 of the Greek alphabet
[l]
[l]
The first 1 1 of the Greek alphabet
Wavelength (lowercase); roll
μ
μ
μ nu (now μ nu)
The 12th letter of the Greek alphabet.
[m]
[m]
wrong
Micro (one thousandth); Magnification factor (lowercase)
ν
ν
ν μ (now ν ι)
Greek alphabet letter 13
[n]
[n]
button
Magnetoresistance coefficient
ξ
ξ
ξι
xi
[ks]
[ks]
Cauchy
ο
ο
μικρον
Greek alphabet letter 15
[o]
[o]
Greek alphabet letter 15
∏
Pi?
πι
circumference ratio
[p]
[p]
dispatch
Pi = circumference/diameter ≈3. 14 16
ρ
ρ
ρω
The first 17 of the Greek alphabet
[r]
[? ]
soft
Drag coefficient (lowercase)
∑
/use σ? Inflected suffix
σ? γμα
The 18th letter of the Greek alphabet.
[s]
[s]
The 18th letter of the Greek alphabet.
Sum (in words), surface density; Transconductance (lowercase)
τ
τ
ταυ
The 19th letter of Greek.
[t]
[t]
pottery
characteristic time
υ
υ
ψιλον
The 20th letter of Greek.
[y]，[y？ ] (Earlier it was [u], [u? ])
[I]
Yupu Xilong
water discharge
φ
φ
φι
The 2nd1letter in Greek
【p？ ]
[f]
Fuai
Magnetic flux;
corner
χ
χ
χι
The 22nd letter of the Greek alphabet.
【k？ ]
/i/, /e/ is preceded by [? ], and the rest is [x]
triumphant
talent
talent
ψι
Pounds per square inch
[ps]
[ps]
Pusai
Angular velocity; Dielectric flux (static power line)
ω
ω
ωμ? γα
Omega
[]
[o]
Omega
Ohm (capital); Angular velocity (lowercase); corner