dialectic

The art of investigating truth through logical discussion; a method of reasoning through the conflict of opposing ideas (thesis vs. antithesis → synthesis).

• dialectical/ˌdaɪəˈlɛktɪkəl/(adj)辩证的
• dialectically/ˌdaɪəˈlɛktɪkli/(adv)辩证地
• dialectician/ˌdaɪəlɛkˈtɪʃən/(n)辩证法家

• Hegelian dialectic
• dialectic method
• dialectic tension
• dialectic process

1. 1.Hegel's dialectic proposes that every thesis generates its antithesis, and the two resolve into a synthesis. (philosophical method)
2. 2.The dialectic between tradition and innovation drives cultural evolution. (productive opposition)

• discourse/ˈdɪskɔːrs/— discussion, broader
• disputation/ˌdɪspjuˈteɪʃən/— formal debate
• Socratic method (questioning to expose contradictions)

from Greek "dialektike" (art of debate) — from "dialegesthai" (to converse) — dia- (through) + legein (to speak)