Last Updated
：2025/12/05
smooth-brained
Adjective
of an animal
of a human
derogatory
slang
Japanese Meaning
(動物に対して) 脳がもともと滑らかな外観を持っている状態 / (人に対して) 脳の溝（溝状の隆起）がほとんどまたは全く存在せず、先天的な発達異常を示す状態、すなわちリシンセファルス（lissencephaly）である状態
（ comparative ）
（ superlative ）
Quizzes for review
(of an animal) Having a brain which is naturally smooth in appearance. / (of a human) Lissencephalic; having a brain which lacks convolutions due to malformation.
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smooth-brained
Despite being smooth-brained, the seal navigated the rocky shore with surprising agility.
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Despite being smooth-brained, the seal navigated the rocky shore with surprising agility.
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English - English
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