say it: MAWR-tuh-lee
mortally is an adverb meaning "in such a manner that death ensues (also in reference to hatred, jealousy, fear, etc.)". It carries one recorded sense.
in such a manner that death ensues (also in reference to hatred, jealousy, fear, etc.)
“a being of whom the forest Indians are said to be mortally afraid, with a hoof shaped like the heel of a bottle”
Definitions, synonyms and semantic relations for mortally come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.