To flow back or return.
To boil a liquid in a vessel having a reflux condenser
A technique, using a reflux condenser, allowing one to boil the contents of a vessel over an extended period.
The backwards flow of any fluid.
The leaking of stomach acid up into the oesophagus.
To fall back; to revert.
To repeat a sorting process; sort again.
To have recourse (to), now especially from necessity or frustration.
To make one's way, go (to).
A place where people go for recreation, especially one with facilities such as lodgings, entertainment, and a relaxing environment.
Recourse, refuge (something or someone turned to for safety).
An act of sorting again.