[pos.tu.late] vt -lat.ed ; -lat.ing [L postulatus, pp. of postulare; akin to L poscere to ask, OHG forscon to search, Skt prcchati he asks--more at pray] (1593) 1: demand, claim
2. a: to assume or claim as true, existent, or necessary: depend upon or start from the postulate of b: to assume as a postulate or axiom (as in logic or mathematics) -- pos.tu.la.tion n -- pos.tu.la.tion.al adj
[2]pos.tu.late n [ML postulatum, fr. neut. of postulatus, pp. of postulare to assume, fr. L, to demand] (1646) 1: a hypothesis advanced as an essential presupposition, condition, or premise of a train of reasoning
2: axiom 3