di·a·lec·tic n
1. the tension that exists between two conflicting or interacting forces, elements, or ideas
2. the investigation of the truth through discussion, or the art of investigating truths through discussion
3. di·a·lec·tic or di·a·lec·tics debate intended to resolve a conflict between two contradictory or apparently contradictory ideas or elements logically, establishing truths on both sides rather than disproving one argument (takes a singular verb)
4. the process, in Hegelian and Marxist thought, in which two apparently opposed ideas, the thesis and antithesis, become combined in a unified whole, the synthesis
5. the methods used in Socratic philosophy to reveal truth through disputation

su·per·ven·ient adj
existing only as a result of the presence or combination of other characteristics or qualities

matrical adj
1. Of or relating to the womb. Also fig. Now rare.