Dialectic, also known as the dialectical method, is a method of reasoning and philosophical argument that emphasizes the progression of thought through a process of resolving contradictions. The term,
Organon
…The Organon (Ancient Greek: Ὄργανον, meaning "instrument, tool, organ") is the standard collection of Aristotle's six works on logical analysis and dialectic. The six works of Organon are as follows…
Heraclitus's philosophy, with its principles of universal flux and the unity of opposites, is considered the first clear formulation of dialectic in ancient Greek thought.
Marcello Bacciarelli's Alcibiades Being Taught by Socrates (1776)