requirement

requirement
    n 1: required activity; "the requirements of his work affected
         his health"; "there were many demands on his time" [syn:
         {requirement}, {demand}]
    2: anything indispensable; "food and shelter are necessities of
       life"; "the essentials of the good life"; "allow farmers to
       buy their requirements under favorable conditions"; "a place
       where the requisites of water fuel and fodder can be
       obtained" [syn: {necessity}, {essential}, {requirement},
       {requisite}, {necessary}] [ant: {inessential},
       {nonessential}]
    3: something that is required in advance; "Latin was a
       prerequisite for admission" [syn: {prerequisite},
       {requirement}]
    

Requirement \Re*quire"ment\ (-ment), n.
   1. The act of requiring; demand; requisition.
      [1913 Webster]

   2. That which is required; an imperative or authoritative
      command; an essential condition; something needed or
      necessary; a need.
      [1913 Webster]

            One of those who believe that they can fill up every
            requirement contained in the rule of righteousness.
                                                  --J. M. Mason.
      [1913 Webster]

            God gave her the child, and gave her too an
            instinctive knowledge of its nature and
            requirements.                         --Hawthorne.
      [1913 Webster]
    

57 Moby Thesaurus words for "requirement":
      bare necessities, blackmail, call, call for, claim, condition,
      contribution, demand, demand for, desideration, desideratum, draft,
      drain, duty, essential, essentials, exaction, extortion,
      extortionate demand, heavy demand, imposition, impost, indent,
      indispensable, insistent demand, levy, must, must item,
      necessaries, necessities, necessity, need, need for,
      nonnegotiable demand, notice, occasion, order, precondition,
      prerequirement, prerequisite, provision, proviso, qualification,
      requisite, requisition, rush, rush order, sine qua non,
      stipulation, tax, taxing, the necessary, the needful, tribute,
      ultimatum, want, warning