stipulate
     v 1: specify as a condition or requirement in a contract or
          agreement; make an express demand or provision in an
          agreement; "The will stipulates that she can live in the
          house for the rest of her life"; "The contract
          stipulates the dates of the payments" [syn: {qualify}, {condition},
           {specify}]
     2: give a guarantee or promise of; "They stipulated to release
        all the prisoners"
     3: make an oral contract or agreement in the verbal form of
        question and answer that is necessary to give it legal
        force
Source: WordNet® 2.0