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Want to find out what does the word deadly mean? We gathered all the possible definitions of the word deadly on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.

deadly

Part of speech: Adverb

Extremely.

Part of speech: Adjective

Causing death; destructive; fatal; as, Asiatic cholera is a deadly disease; relentless.

Part of speech: Adverb

Relentlessly.

Part of speech: Noun

Deadliness.

Usage examples "deadly":