Rapidity

In physics, rapidity is a parameter of the unit hyperbola used to relate frames of reference in special relativity. The term "rapidity" in English is usually a synonym of speed, but in special relativity rapidity is a continuous group parameter of the Lorentz group. Essentially, rapidity is a hyperbolic angle that differentiates a moving frame o..
Found on http://en.wikipedia.org/wiki/Rapidity

Rapidity

Ra·pid'i·ty (rȧ*pĭd'ĭ*tȳ) noun [ Latin rapiditas : confer French rapidité .] The quality or state of being rapid; swiftness; celerity; velocity; as, the rapidity of a current; rapidity of speech; rapidity of growth or improvement. Sy
Found on http://www.encyclo.co.uk/webster/R/11

Rapidity

• (n.) The quality or state of being rapid; swiftness; celerity; velocity; as, the rapidity of a current; rapidity of speech; rapidity of growth or improvement.
Found on http://thinkexist.com/dictionary/meaning/rapidity/

rapidity

rapidity A rapid state or quality; speediness; celerity.
Found on http://www.wordinfo.info/words/index/info/view_unit/1830/
No exact match found