- The doctrine that there is only one immortal soul or intellect with which all human beings are endowed.
- 2014, Markus Führer, Echoes of Aquinas in Cusanus's Vision of Man, page 115:
- The first concerns the problem that Latin Averroism presented to Western philosophy in connection with its doctrine that there is only one mind for all human beings—a doctrine that has come to be called monopsychism.
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for monopsychism in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)