1. One who philosophizes; one versed in, or devoted to, philosophy.
Then certain philosophers of the Epicureans, and of the Stoics, encountered him. --Acts xvii. 18.
2. One who reduces the principles of philosophy to practice in the conduct of life; one who lives according to the rules of practical wisdom; one who meets or regards all vicissitudes with calmness.
3. An alchemist. [Obs.]
Philosopher's stone, an imaginary stone which the alchemists formerly sought as the instrument of converting the baser metals into gold.
n 1: a specialist in philosophy
2: a wise person who is calm and rational; someone who lives a
life of reason with equanimity