How to Say "death rate" in Spanish
The Spanish word for “death rate” is “mortalidad” — B1 level. This is a very common word in everyday Spanish.

Examples
La mortalidad infantil ha bajado mucho en este país.
The infant mortality rate has dropped a lot in this country.
Hay una alta mortalidad por enfermedades del corazón.
There is a high death rate from heart disease.
Las estadísticas de mortalidad son preocupantes.
The mortality statistics are worrying.
Shortening Phrases
In medical or news contexts, 'la mortalidad' is often used as a shorthand for 'la tasa de mortalidad' (the mortality rate).
Using 'por'
To say 'death rate from' something, use the word 'por' (e.g., mortalidad por cáncer).
Confusing with 'Muerte'
Mistake: “Hubo mucha mortalidad en el accidente.”
Correction: Hubo muchas muertes en el accidente. Use 'muertes' for specific events and 'mortalidad' for general statistics.
Related Translations
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