同どう一いつ性せい

ど

う

い

つ

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い

Meanings

1

identity; sameness

Abstract noun referring to the quality of being exactly the same; used in philosophical, legal, and formal contexts.

ある

。

We need to verify the identity of these two documents.

哲てつ学がくでは、自じ己この同どう一いつ性せいが重じゅう要ようなテーマとなる。

In philosophy, personal identity is an important theme.