Word Study
pythagoreanism
CIDE DICTIONARY
pythagoreanism, n.
The doctrines of Pythagoras or the Pythagoreans. [1913 Webster]
"As a philosophic school Pythagoreanism became extinct in Greece about the middle of the 4th century [B. C. ]."
[1913 Webster]
For further exploring for "pythagoreanism" in Webster Dictionary Online