Inoperative
Pronunciation : In*op"er*a*tive
Part of Speech : a.
Etymology : [Pref. in- not + operative.]
Definition : Defn: Not operative; not active; producing no effects; as, laws renderd inoperative by neglect; inoperative remedies or processes.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder