Meaning of the word "mortality rate" in English

What does "mortality rate" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

mortality rate

US /mɔːrˈtæl.ə.t̬i reɪt/
UK /mɔːˈtæl.ə.ti reɪt/
"mortality rate" picture

Noun

the number of deaths in a given period as a fraction of the total population

Example:
The mortality rate has decreased significantly due to better healthcare.
Scientists are studying the infant mortality rate in developing countries.