# What Is This Symbol Ψ?

## What is the symbol of Chi?

Chi /ˈkaɪ/ (uppercase Χ, lowercase χ; Greek: χῖ) is the 22nd letter of the Greek alphabet..

## What does this symbol mean φ?

PhiPhi (uppercase Φ, lowercase φ) is the 21st letter of the Modern Greek alphabet. In the Greek number system, it was taken as the symbol of 500. In math, the lowercase letter phi (φ) is used to indicate the golden ratio.

## What do the symbols δ+ and δ mean?

Illustrated Glossary of Organic Chemistry – δ+ δ+: A symbol which indicates that an atom or region with a deficiency of electron density, often because of resonance delocalization, electronegativity differences, or inductive effects.

## What does sigma mean?

Sigma /ˈsɪɡmə/ (uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In the system of Greek numerals, it has a value of 200. In general mathematics, uppercase ∑ is used as an operator for summation.

## What does the symbol Δ mean?

Upper-case deltaUpper-case delta (Δ) often means “change” or “the change in” in mathematics.

## What is this symbol η?

The uppercase letter eta (Η) is used as a symbol of enthalpy in Chemistry. The lowercase letter η is also used to represent conformal time in Cosmology, efficiency in Telecommunications, viscosity in Rheology, and elasticity in Economics.

## What is the sign of Alpha?

Alpha /ˈælfə/ (uppercase Α, lowercase α; Ancient Greek: ἄλφα, álpha, modern pronunciation álfa) is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of 1. – an ox or leader.

## What is the triangle in Greek?

Delta /ˈdɛltə/ (uppercase Δ, lowercase δ or 𝛿; Greek: δέλτα délta, [ˈðelta]) is the fourth letter of the Greek alphabet. … A river delta (originally, the Nile River delta) is so named because its shape approximates the triangular uppercase letter delta.

## What is Ø in engineering?

The symbol or variable for diameter, ⌀, is similar in size and design to ø , the Latin small letter o with stroke. In Unicode it is defined as U+2300⌀ diameter sign (HTML ⌀). … In most situations the letter ø is acceptable, which is unicode 0248 (hexadecimal 00F8).

## What does an alpha of 0 mean?

Alpha is used to measure performance on a risk adjusted basis. … An alpha of zero means the investment has exactly earned a return adequate for the volatility assumed. An alpha over zero means the investment has earned a return that has more than compensated for the volatility risk taken.

## What does Chi mean?

n the circulating life energy that in Chinese philosophy is thought to be inherent in all things; in traditional Chinese medicine the balance of negative and positive forms in the body is believed to be essential for good health. Synonyms: ch’i, ki, qi Type of: energy, vim, vitality.

## What does gamma mean?

gamma. adjective. Definition of gamma (Entry 2 of 2) 1 : of, relating to, or being one of three or more closely related chemical substances. 2 : third in position in the structure of an organic molecule from a particular group or atom —symbol γ

## What is the psychology symbol?

The Greek capital letter psi is often used to represent the word, or study of, Psychology. For example: Ψ = Psychology Ψist = Psychologist. … Ψ, in astrology, is the symbol that represents Neptune. Ψ, in physics, is the symbol used to represent the quantum-mechanical wave-function.

## What is goddess Psyche?

Eros. Children. Hedone. Psyche or Psykhe (/ˈsʌɪki/; Greek: Ψυχή, Psychí) is the Greek goddess of the soul. She was born a mortal woman, with beauty that rivaled Aphrodite.

## What is the average symbol?

The mathematical symbol or notation for mean is ‘x-bar’. This symbol appears on scientific calculators and in mathematical and statistical notations. The ‘mean’ or ‘arithmetic mean’ is the most commonly used form of average.

## What is an Omega Man?

noun [countable] a man who chooses not to have a powerful or important role in a social or professional situation. ‘While the alpha male wants to dominate and the beta male just wants to get by, the omega male has either opted out or, if he used to try, given up.’

## Does Alpha mean beginning?

The definition of alpha is the first letter in the Greek alphabet. … Alpha is defined as the beginning of something. An example of alpha as the beginning of something is when it is used in the scripture Revelations 22:13 to refer to God.

## What is æ called?

“Æ (minuscule : æ) is a grapheme named æsc or ash, formed from the letters a and e, originally a ligature representing the Latin diphthong ae. It has been promoted to the full status of a letter in the alphabets of some languages, including Danish , Norwegian , Icelandic , and Faroese .

## What is the Y symbol in Greek?

These twenty-four letters (each in uppercase and lowercase forms) are: Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ/ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, and Ω ω….Romanization.LetterTraditional Latin transliterationΥ υY y, U uΦ φPh phΧ χCh ch, Kh khΨ ψPs ps20 more rows

## What does ψ mean?

study of the mindThe symbol for psychology represents the penultimate letter of the Greek alphabet, psi, which is also the first letter of the Greek word psuche, meaning mind or soul, from which the term psyche arose; which in turn gave us the name of the discipline psychology which is most commonly defined as study of the mind.

## What does H mean in Greek?

HetaHeta is a conventional name for the historical Greek alphabet letter Eta (Η) and several of its variants, when used in their original function of denoting the consonant /h/.