Webster's Revised Unabridged Dictionary · 1913

Philosopher

Philosopher , noun

[Old English philosophre, French philosophe, Latin philosophus, Greek filo`sofos; fi`los loving + sofo`s wise. Compare Philosophy.]

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. [Obsolete] — Chaucer
Collocations (1)
Philosopher's stone , an imaginary stone which the alchemists formerly sought as the instrument of converting the baser metals into gold.