moot 1 /'müt/ vt: to make moot
statute of limitations would moot the effort — S. R. Sontag
moot 2 adj [(of a trial or hearing) hypothetical, staged for practice, from moot hypothetical case for law students, argument, deliberative assembly, from Old English mōt assembly, meeting]: deprived of practical significance: made abstract or purely academic
the case became moot when the defendant paid the sum at issue see also mootness doctrine compare justiciable, ripe
moot·ness /'müt-nəs/ n
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.