marked by qualities giving the power to produce an intended effect; "written propaganda is less efficacious than the habits and prejudices...of the readers"-Aldous Huxley; "the medicine is efficacious in stopping a cough"
rough projection left on a workpiece after drilling or cutting
rotary file for smoothing rough edges left on a workpiece
United States politician who served as vice president under Jefferson; he mortally wounded his political rival Alexander Hamilton in a duel and fled south (1756-1836)
computer circuit consisting of an electronic sub-assembly; copper conductors are laminated on an insulating board or card and circuit components are inserted into holes and dip soldered
capturing interest as if by a spell; "bewitching smile"; "Roosevelt was a captivating speaker"; "enchanting music"; "an enthralling book"; "antique papers of entrancing design"; "a fascinating woman"