Degeneracy

Degeneracy may refer to:

Science

Codon degeneracy
Degeneracy (biology), the ability of elements that are structurally different to perform the same function or yield the same output
Degeneration (medical)
- Degenerative disease, a disease that causes deterioration over time
Degeneration theory late 19th/early 20th century

Degeneracy (mathematics), a limiting case in which a class of object changes its nature so as to belong to another, usually simpler, class
Degeneracy (graph theory), a measure of the sparseness of a graph
Degenerate form, bilinear form ƒ(x, y) on a vector space V is one such that the map from V to V* (the dual space of V) given by is not an isomorphism
Degenerate distribution, the probability distribution of a random variable which only takes a single value
Degenerate conic, a conic (a second-degree plane curve, the points of which satisfy an equation that is quadratic in one or the other or both variables) that fails to be an irreducible curve
Degenerate dimension, a dimension key in the fact table that does not have its own dimension table, because all the interesting attributes have been placed in analytic dimensions. The term "degenerate dimension" was originated by Ralph Kimball

Degenerate energy levels, different arrangements of a physical system which have the same energy
Degenerate matter, a very highly compressed phase of matter which resists further compression because of quantum mechanical effects
Degenerate semiconductor, a semiconductor with such a high doping-level that the material starts to act more like a metal than as a semiconductor

Degenerate art, a term adopted by the Nazi regime in Germany to describe virtually all modern art, declaring it "un-German" or Jewish Bolshevist in nature
The Decadent art movement, often associated with degeneracy
Degenerate (album), a 2010 album by the British band Trigger the Bloodshed
"Degenerate", song from the Dude Ranch (album) from the American band Blink-182
Degeneration, a type of semantic change
Degeneration (Max Nordau), an 1892 book
Resident Evil: Degeneration, a movie
Dégénération, a single by Mylène Farmer
Degeneration X (also spelled D-Generation X and often abbreviated DX or D-X) was a professional wrestling tag team in WWE