extinction noun

ADJ. mass, total, widespread the mass extinction of the dinosaurs | near, virtual | imminent, impending

VERB + EXTINCTION cause, lead to Modern farming methods have led to the total extinction of many species of wild flowers. | be doomed to, be in danger of, be on the brink/edge/verge of, be threatened with, face The island's way of life is doomed to extinction. These animals are now on the verge of extinction. | be saved from