C1 noun mælˈnʌr.ɪʃ.mənt
malnourishment
malnutrition
Meaning
Lack of proper nutrition, caused by not having enough to eat, not eating enough of the right things, or being unable to use the food that one does eat.
Example
Children in poverty-stricken areas suffer from malnourishment.
Les enfants dans les zones appauvries souffrent de malnutrition.