[dem.on.strate] vb -strat.ed ; -strat.ing [L demonstratus, pp. of demonstrare, fr. de- + monstrare to show--more at muster] vt (1552) 1: to show clearly
2. a: to prove or make clear by reasoning or evidence b: to illustrate and explain esp. with many examples
3: to show or prove the value or efficiency of to a prospective buyer ~ vi: to make a demonstration syn see show