deadly, mortal, fatal, lethal mean causing or capable of causing death. deadly applies to an established or very likely cause of death. mortal implies that death has occurred or is …

Define deadliest. deadliest synonyms, deadliest pronunciation, deadliest translation, English dictionary definition of deadliest. adj. dead·li·er , dead·li·est 1. Causing or tending to cause …

To be classified as a disaster, it must have profound environmental effects or loss of life and frequently causes financial loss. This list takes into account only the highest estimated death …

Definition of 'deadliest' deadliest in British English superlative adjective See deadly

deadlier adj comparative deadliest adj superlative WordReference Random House Learner's Dictionary of American English © 2025 dead•ly /ˈdɛdli/ adj., -li•er, -li•est, adv. adj. causing or …

At least 20 million people died, mainly civilians, in one of the deadliest military conflicts in history. Jeryll is easily the deadliest of these three. They are some of the wildest and deadliest …

Find 66 different ways to say DEADLIEST, along with antonyms, related words, and example sentences at Thesaurus.com.

Find 2,354 synonyms for deadliest and other similar words that you can use instead based on 12 separate contexts from our thesaurus.

Some common synonyms of deadly are fatal, lethal, and mortal. While all these words mean "causing or capable of causing death," deadly applies to an established or very likely cause of …

Aug 1, 2025 · Read on to see 10 of the deadliest diseases worldwide. 1. Ischemic heart disease, or coronary artery disease. The deadliest disease in the world is coronary artery disease …