[1] : The Collaborative International Dictionary of English v.0.48

necessitate \neces"sitate\, v. t. imp.  p. p.
   necessitated; p. pr.  vb. n. necessitating. cf. l.
   necessitatus, p. p. of necessitare, and f. n'ecessiter. see
   necessity.
   1. to make necessary or indispensable; to render unavoidable.
      1913 webster

            sickness might necessitate his removal from the
            court.                                --south.
      1913 webster

            this fact necessitates a second line. --j. peile.
      1913 webster

   2. to reduce to the necessity of; to force; to compel.
      1913 webster

            the marquis of newcastle, being pressed on both
            sides, was necessitated to draw all his army into
            york.                                 --clarendon.
      1913 webster
see also:
necessitated necessitating necessity 

[2] : WordNet (r) 2.0

necessitate
     v 1: require as useful, just, or proper; "it takes nerve to do
          what she did"; "success usually requires hard work";
          "this job asks a lot of patience and skill"; "this
          position demands a lot of personal sacrifice"; "this
          dinner calls for a spectacular dessert"; "this
          intervention does not postulates a patient's consent"
          syn: ask, postulate, need, require, take, involve,
           call for, demand ant: obviate
     2: cause to be a concomitant
see also:
ask postulate need require take involve 
call for demand obviate 

Necessitate >> N Words
Necessitate, definition of term: Necessitate
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