retardation
🇺🇸
/ˌriːtɑːrˈdeɪʃn/
🇬🇧
/ˌriːtɑːˈdeɪʃn/
noun
R
A decrease in the rate of growth or development.
The doctor explained that the medication could cause mental retardation in some patients.
translation
A decrease in the rate of growth or development.