noun
( -s )
Etymology: Middle English
1. obsolete : a substance (as lead) believed essential to evolving the philosophers' stone
2. obsolete : philosophers' stone 1
noun
( -s )
Etymology: Middle English
1. obsolete : a substance (as lead) believed essential to evolving the philosophers' stone
2. obsolete : philosophers' stone 1
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012