A philosopher, a person who writes or reasons in philosophy.
A person who creates superficial arguments or offers meaningless solutions, instead of practical ones.
One who maintains the philosophic doctrine of spiritualism.
One who practises spiritism (a.k.a. spiritualism); a believer in the possibility of communication with the dead; one who attempts to communicate with the dead.
One who professes a regard for spiritual things only; one whose employment is of a spiritual character; an ecclesiastic.
Pertaining to spiritualism; spiritualistic.