self-identical

adjective
self-iden·​ti·​cal | \ ˌself-ī-ˈden-ti-kəl How to pronounce self-identical (audio) , -ə-ˈden-\

Definition of self-identical

: having self-identity

First Known Use of self-identical

1865, in the meaning defined above

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The first known use of self-identical was in 1865

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