Electronic Communication, Electronics

Greek Alphabet Letters and Symbol

List of the letter in the Greek Alphabet (Greek Symbols) and their use in mathematics, science and communication engineering.

Greek Alphabet Letters, Symbol & Characters:

Greek Alphabet is one of the oldest method of representing constants and variable in the field of mathematics and science. Greek Letters are widely used to denote the various mathematical constants and values. Letters including (Beta, Alpha, Gamma, omega, Delta, theta, zeta, pi  and many more) are one of the oldest representation of different constant in the field of mathematics, science and communication engineering.

Every Greek Alphabet letter has a unique use, most of them are used for the measurement of Angles, Resistivity, Temperature, density, length, electric conductivity and much more.

 

Greek alphabet was first used by Johannes Bayer around the year 1600’s and now we have total 24 Greek letters and in this post we will provide all of those 24 letters with their meaning, However just like the modern English Alphabets, Greek alphabet also have both capital and small versions, and fortunately all of the Greek letters are used for different measurements which means all of these letters are worth understanding.

The different Greek letters have different use and meaning and in this post we will explain use of every Greek letter, Table down below shows the use of different Greek Letters.

Greek Symbol and Character List

NO:GREEK LETTERGREEK SYMBOLGREEK SYMBOLUSED FOR
CAPITALSMALL
1AlphaΑαarea, Angles, coefficients, absorption factor, attenuation constant.
2BetaBβAngles, coefficients, phase constant
3GammaΓγ Complex propagation constant (cap), specific gravity, angles, electrical conductivity, propagation constant
4DeltaΔδIncrement or decrement, determinant (cap), permitting (cap), density, angles
5EpsilonΕεDielectric constant, permittivity, electric intensity
6ZetaZζCoordinates, coefficients
7EtaΗηIntrinsic impedance, efficiency, surface charge density, hysteresis, coordinates
8ThetaΘθAngular phase displacement, angles, time constant, reluctance
9IotaΙιUnit vector
10KappaΚκSusceptibility, coupling coefficient, thermal conductivity
11LambdaΛλPermeance (cap), wavelength, attenuation constant
12MuΜμPermeability, amplification factor (in valves/ vacuum tubes), prefix for the micro multiplier.
13NuNνReluctivity, frequency
14XiΞξCoordinates
15OmicronΟοMagnitude, Position
16PiΠπUniversally used for 3.1416...
17RhoΡρResistivity, volume charge density, coordinates
18SigmaΣσSummation (cap), surface charge density, complex propagation constant, electrical conductivity, leakage coefficient, deviation
19TauΤτTime constant, volume resistivity, time-phase displacement, transmission factor, density
20UpsilonΥυMass-to-Light ratio, Upsilon particle, labiodental approximant.
21PhiΦφScalar potential (cap), magnetic flux, angles
22ChiΧχElectric susceptibility, angles
23PsiΨψDielectric flux, phase difference, coordinates, angles
24OmegaΩωElectrical resistance (cap), solid angle, angular velocity

You can download all these Greek Symbols in Image format:

Greek Symbols Letters

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