noun
slow learner; child who progresses slowly
Educational term for a child whose academic progress is slower than peers; often used in contrast with 優等児 (honor student).
遅進児にも丁寧な指導が必要だ。
Slow learners also need careful instruction.
Refers to a learning disability, a clinical condition, whereas 遅進児 is a broader educational label for slow progress.
Compound of 遅進 (slow progress) and 児 (child). The exact historical derivation is uncertain; the term is conventionally used in educational contexts.