Retardation

Look up retardation or retarded in Wiktionary, the free dictionary.

Retardation is the act or result of delaying; the extent to which anything is retarded or delayed; that which retards or delays.

Retardation or retarded may refer to:

Music

• Retardation (music), a suspension that resolves upward instead of downward
• "Retarded" (song), a 1990 single by the band The Afghan Whigs

Medicine and biology

• Mental retardation, also known as intellectual disability, a disorder characterized by significantly impaired cognitive functioning and deficits in adaptive behaviors
• Psychomotor retardation, a slowing-down of thought and a reduction of physical movements in an individual
• Neoteny, retention by adults of traits previously seen only in the young

Physics and engineering

• Retardation factor, in chromatography, the fraction of an analyte in the mobile phase of a chromatographic system
• Retarded potential, in electrodynamics, electromagnetic potentials generated by time-varying electric current or charge distributions in the past
• Retarded time, time when an electromagnetic field began to propagate from a point in a charge distribution to an observer
• Retardation time

Other uses

• A process used in proofing (baking technique)
• Retard (pejorative), a pejorative term for someone with a mental disability

See also

• Retarder (disambiguation)
• All pages beginning with "Retard"