Legal Dictionary
Main Entry:
dis·pos·i·tivePronunciation:
dis-'pä-z&-tivFunction:
adjective 1 : directed toward or effecting a disposition (as of a case)
dispositive…pretrial motions —Robert Shaw-Meadow>
2 : relating to a disposition of property <dispositive words in a will>
3 : providing a final resolution (as of an issue) : having control over an outcome <dispositive of the question>