moot

Concise Oxford English Dictionary © 2008 Oxford University Press:
moot/muːt/

▶adjective subject to debate or dispute: a moot point. ▶verb raise for discussion. ▶noun

• 1 historical an assembly held for debate, especially in Anglo-Saxon and medieval times.

• 2 Law a mock judicial proceeding set up to examine a hypothetical case as an academic exercise.

– origin OE mōt ‘assembly or meeting’ and mōtian ‘to converse’, of Gmc origin; rel. to meet1.