(adj.) = effective ; efficacious ; efficient ; keen ; successful. Ex: Normally the most effective way of summarising a table is to produce a simplified table. Ex: Micrographic and computer technologies and their integration will become increasingly efficacious as agents for change with respect to the continued existence of the traditional 75 by 125 millimeter card. Ex: It permits efficient searching without scanning the full text file sequentially. Ex: Formal logic used to be a keen instrument in the hands of the teacher in his trying of students' souls. Ex: Someone's off-the-cuff idea may be the clue that will tap another's thought and lead to a successful solution. ---- * búsqueda eficaz = savvy searching. * de una manera eficaz = competently. * eficaz desde un punto de vista energético = energy efficient. * hacer que sea eficaz = render + effective. * muy eficaz = powerful ; highly effective. * poco eficaz = non-efficient. * ser eficaz para + Infinitivo = be efficient at + Gerundio. * ser poco eficaz = do + little. * supereficaz = super-efficient. * usando el tiempo de un modo eficaz = time efficient [time-efficient].