effectiveness

Traditionally, scientists believed a catalyst's effectiveness was determined solely by the type of metal it contained.

But she did not concede that her current effectiveness has diminished one bit.

This structural redesign completely changed how 5-Fu interacted with leukemia cells, dramatically increasing its effectiveness.

But campaigner Fiona Mackenzie, founder of the group We Can't Consent To This, was less optimistic of the proposed law's effectiveness.

Instead, she wishes the state would focus on home-hardening, which has much more compelling research to support its effectiveness.