1. pre-Socratic - Noun
2. pre-Socratic - Adjective
any philosopher who lived before Socrates
before the time of Socrates
Source: WordNetIn Science we have finally come back to the pre-Socratic philosopher Heraclitus, who said everything is flow, flux, process. There are no "things." Bruce Lee
Although during these years Rolland's chief interest was directed towards philosophy, although he was a diligent student of the pre-Socratic philosophers of ancient Greece, of the Cartesians, and of Spinoza,... Baruch Spinoza
Almost all of the other Pre-Socratic philosophers proceed after him to provide explanations of natural things by way of there being a unity of everything because of the existence of a single ultimate substance, instead of explanation given by mythology. Source: Internet
A useful though somewhat erratically presented account of the pre-Socratic use of the concept of φύσις may be found in Naddaf, Gerard The Greek Concept of Nature, SUNY Press, 2006. Source: Internet
Both Thales and Pythagoras of the Pre-Socratic philosophers seem aware of geometry's methods. Source: Internet
Aristotle said that it was the pre-Socratic philosopher Zeno of Elea who invented dialectic, of which the dialogues of Plato are the examples of the Socratic dialectical method. Source: Internet