philosopher

noun

1. 1

   A lover of wisdom.

2. 2

   A student of philosophy.

3. 3

   A scholar or expert engaged in or contributing to philosophical inquiry.

4. 4

   A person who applies the principles of philosophy to the conduct of their life, as by acting calmly and rationally in the face of inevitable change.

5. 5

   A student, scholar, or expert in any branch of knowledge, especially those branches studied prior to being considered part of pure science.

6. 6

   An alchemist.