Last Updated
：2025/11/20
ectoderm
Noun
Japanese Meaning
外胚葉 - 胚発生において、動物の胚を構成する三つの細胞層の中で最も外側に位置し、発生過程で皮膚や神経系を形成する層
（ plural ）
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(biology) Outermost of the three tissue layers in the embryo of a metazoan animal. Through development, it will produce the epidermis (skin) and nervous system of the adult.
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ectoderm
During early embryogenesis, the ectoderm differentiates into the epidermis and the nervous system.
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During early embryogenesis, the ectoderm differentiates into the epidermis and the nervous system.
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