An alchemical liquid "of life" believed to be capable of prolonging it
Hypothetical substance that the alchemists believed to be capable of... [DOC] [TLE] elixir | Definition, meaning & more | Collins Dictionary [PAR] elixir | an alchemical preparation supposed to be capable of prolonging life 
indefinitely (elixir of life) or of transmuting base metals ... 4. a liquid containing a 
medicinal drug with syrup, glycerine, or alcohol added to mask its unpleasant 
taste.