最終更新日：2024/07/29

A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops.

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placode

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placode

noun

A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops.

The placode is a thickened area of embryonic tissue.

意味（1）

A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops.