† coˈmmonstrate,v.Obs. [f. L. commonstrāt-ppl. stem of commonstrā-re, f.com- + monstrāre to show.] To point out, make clear. 1623Cockeram, Commonstrate, to teach.1650Charleton Paradoxes 12, I shall..commonstrate it by reasons.1657Tomlinson Renou's Disp. 552 Gummes..commonstrate its eximious faculties.