death rate Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the ratio of deaths in an area to the population of that area; expressed per 1000 per year Example Sentence The scientists were searching for reasons for the high death rate in the area. Synonyms mortality; mortality rate; fatality rate Antonyms births Hear It! Say It! Write It! death rate Switch to cursive Start Share with your friends: