Pronunciation: (nu-ses'i-tāt"), [key]
—v.t., -tat•ed, -tat•ing.
1. to make necessary or unavoidable: The breakdown of the car necessitated a change in our plans.
2. to compel, oblige, or force: The new wage demand will necessitate a price increase.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.