English Explanatory Dictionary

gamma

English dictionary entry

Meanings

noun
  1. The third letter of the Greek alphabet (Γ, γ), preceded by beta (Β, β) and followed by delta, (Δ, δ).
  2. The letter Ɣɣ, used in the alphabets of several African languages, and in lowercase form in the IPA to represent a voiced velar fricative.
  3. A gamma ray or gamma-ray photon.
  4. The Gamma function, symbolized by Γ.
  5. A constant approximately equal to 0.57721566, symbolized by γ (also known as the Euler–Mascheroni constant).
  6. A non-SI unit of measure of magnetic flux density, equal to 1 nT.
  7. A non-SI unit of measure of mass, equal to 1 microgramme.
  8. Slope of log-log plot of video input and luminance output.
  9. Flight path angle; the angle by which an aircraft's flight path deviates from the horizontal plane.
  10. A second-order measure of derivative price sensitivity, expressed as the rate of change in delta with respect to changes in the underlying asset price.
  11. Synonym of gamma correction.

Pronunciation

/ˈɡæ.mə/ En-us-gamma.ogg

Word forms

gamma gammas

Etymology

Learned borrowing from Ancient Greek γάμμα (gámma). Doublet of gimel.

Synonyms

gamma correction

Derived words

alphabetagamma baby gamma cross gamma des-gamma-carboxyprothrombin digamma Gacrux gamma-aminobutyric acid gamma-angio-encephalography gamma bomb gamma-butyrolactone gamma camera gammachirp gammacism gamma city gamma correction gamma decay gamma distribution gamma-encephalography gamma female gamma garden gamma globulin gamma-glutamyltransferase gamma-hydroxybutyrate gamma-hydroxybutyric acid gamma iron gamma-iron gamma knife gamma male gamma of the gamma gamma particle gamma pulsar gamma radiation gamma-ray astronomy gamma-ray burst gamma ray gamma-ray gammaretrovirus gammatone gamma wave gammopathy Goodman and Kruskal's gamma multigamma nongamma soft-gamma repeater volga vomma
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