Wordnet polsko-angielski 
                         (hypothetical substance that the alchemists believed to be capable of changing base metals into gold) 
philosopher's stone, philosophers' stone, elixir 
synonim: tynktura
synonim: lapis philosophorum
Praktyczny słownik religijny polsko-angielski 2005, Krzysztof Czekierda
                        przen. philosophers' stone