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Reflux

Reflux

WordNet



noun


(1)   The outward flow of the tide
(2)   An abnormal backward flow of body fluids
Wiktonary



Noun



  1. the backwards flow of any fluid
    • 1719- Daniel Defoe, Robinson Crusoe
      ...after a little way out to sea, there was a current and wind, always one way in the morning, the other in the afternoon. This I understood to be no more than the sets of the tide, as going out or coming in; but I afterwards understood it was occasioned by the great draft and reflux of the mighty river Orinoco...
  2. a technique, using a reflux condenser, allowing one to boil the contents of a vessel over an extended period

Verb



  1. To boil a liquid in a vessel having a reflux condenser