The DICT Development Group

  Posit \Pos"it\, v. t. [imp. & p. p. Posited; p. pr. & vb. n.
     Positing.] [L. ponere, positum, to place. See Position.]
     1. To dispose or set firmly or fixedly; to place or dispose
        in relation to other objects. --Sir M. Hale.
        [1913 Webster]
  
     2. (Logic) To assume as real or conceded; as, to posit a
        principle. --Sir W. Hamilton.
        [1913 Webster]

  posit
      n 1: (logic) a proposition that is accepted as true in order to
           provide a basis for logical reasoning [syn: postulate,
           posit]
      v 1: put (something somewhere) firmly; "She posited her hand on
           his shoulder"; "deposit the suitcase on the bench"; "fix
           your eyes on this spot" [syn: situate, fix, posit,
           deposit]
      2: put before; "I submit to you that the accused is guilty"
         [syn: submit, state, put forward, posit]
      3: take as a given; assume as a postulate or axiom; "He posited
         three basic laws of nature" [syn: postulate, posit]

  32 Moby Thesaurus words for "posit":
     advance, apriorism, assert, assume, hypothesize, lay, lay down,
     offer, park, place, pose, post, postulate, postulation, predicate,
     premise, presume, presumption, presupposition, propose, propound,
     put, put forth, put forward, seat, set, set forth, station, stick,
     submit, supposition, thesis