Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun philosophers'_stone
1 sense of philosophers' stone
Sense 1
philosopher's stone, philosophers' stone, elixir -- (hypothetical substance that the alchemists believed to be capable of changing base metals into gold)
=> substance -- (a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man")