Definition of refluxes:
(n) :
(pathology) The leaking of stomach acid up into the oesophagus.
(n) :
The backwards flow of any fluid.
(n) :
(chemistry) A technique, using a reflux condenser, allowing one to boil the contents of a vessel over an extended period.
(v) :
To flow back or return.
(v) :
To boil a liquid in a vessel having a reflux condenser.