Philosopher (?), n. [OE. philosophre, F. philosophe, L. philosophus, Gr. &unr_;; &unr_; loving + &unr_; wise. Cf. Philosophy.] 1. One who philosophizes; one versed in, or devoted to, philosophy.
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Then certain philosophers of the Epicureans, and of the Stoics, encountered him. Acts xvii. 18.
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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.
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3. An alchemist. [Obs.] Chaucer.
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Philosopher's stone, an imaginary stone which the alchemists formerly sought as instrument of converting the baser metals into gold.
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