精神遅滞
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Meanings
1
mental retardation; intellectual disability
dated termsensitive
Dated and now considered insensitive; the modern preferred term is 知的障害 (ちてきしょうがい). Used primarily in older medical or legal contexts.
See also: 知的障害
The term 精神遅滞 is now rarely used.
In old medical books, you may see the term 精神遅滞.