definite: clear. that can't be doubted I was wandering round the shop with no very definite aim Doctors have found a definite link between smoking and lung cancer compare: Sure, posItive, compare: infinitedefinite: clear; that can’t be doubted • I was wandering round the shop with no very definite aim. • Doctors have found a definite link between smoking and lung cancer. compare : sure; positive; compare: infinite