Noun
A nice point; a subtilty; a debatable point.
A medley improvised by several performers.
Source: Webster's dictionaryDisputationes were arranged to resolve controversial quaestiones.sfn Questions to be disputed were ordinarily announced beforehand, but students could propose a question to the teacher unannounced – disputationes de quodlibet. Source: Internet
What I didn't want to do is the quodlibet method. Source: Internet