D defs.my
Entry 2 senses Webster, 1913

Disputation

/dĭs-pyo͞ot'-āsh'-ən/ · Dis·pu·ta·tion · IPA /dɪsˌpjuːˈteɪʃən/
01 n. The act of disputing; a reasoning or argumentation in opposition to something, or on opposite sides; controversy in words; verbal contest r…
  1. 1.
    The act of disputing; a reasoning or argumentation in opposition to something, or on opposite sides; controversy in words; verbal contest respecting the truth of some fact, opinion, proposition, or argument.
  2. 2.
    A rhetorical exercise in which parties reason in opposition to each other on some question proposed.