Ripple can refer to:

  • Ripple (charitable organisation), a non-profit click-to-donate internet site and search engine
  • Ripple effect, the socio-educational phenomenon
  • Ripple (electrical), residual unwanted variations following ac to dc conversion
    • Frequency domain ripple, the ripple of a filter's insertion loss
  • Capillary wave, a ripple along the interface of two fluids
  • Polarization ripples, appearing after irradiation of a solid by energy flux (laser, ions...)
  • Ripple marks, as identified in sediments and sedimentary rocks
  • Ripple (payment protocol), an open-source protocol for a payment system and distributed currency exchange.
  • USS Ripple, the name of more than one United States Navy ship
  • Ripple was a well-known brand of low-end fortified wine

"As a professor of science, I assure you we did, in fact, evolve from filthy monkey-men."
Professor Farnsworth
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