powerful

Universal Words adjective 1 (of people) being able to control and influence people and events SYNINFLUENTIAL: an immensely powerful nation / group / organization * one of the most powerful directors in Hollywood * a rich and powerful man * Only the intervention of powerful friends obtained her release. 2 having great power or force; very effective: powerful weapons / tools * a powerful engine / car * a powerful voice / smell * a powerful telescope * I traded my computer in for a more powerful model. 3 having a strong effect on your mind or body: a powerful image / drug / speech * Television may have a powerful influence on children. * Fear is a powerful emotion. * There is a powerful argument for changing the law. 4 (of a person or an animal) physically strong: a powerful body * a powerful athlete powerfully adverb: a powerfully emotive song * He is powerfully built (= he has a large strong body). * She argued powerfully for reform.