unexplainable

Adjective

That doesn't have a known or readily available explaination.

Japanese Meaning

説明がつかない / 解明できない

The scientist encountered an unexplainable anomaly in the data that challenged every theory she knew.

その科学者は、既存のどの理論でも説明できないデータの異常に遭遇した。

Sense（1）

That doesn't have a known or readily available explaination.

more unexplainable

（ comparative ）

most unexplainable

（ superlative ）