Last Updated：2025/11/29

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A semantic paradox of self-reference, where, supposing that autological means self-describing and heterological means not self-describing, then heterological itself cannot be meaningfully classified as either of the two.

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Grelling-Nelson paradox

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Source Word

Grelling-Nelson paradox

Proper noun

A semantic paradox of self-reference, where, supposing that "autological" means "self-describing" and "heterological" means "not self-describing", then "heterological" itself cannot be meaningfully classified as either of the two.

Japanese Meaning

自己参照的な意味論上の逆説。つまり、「オートロジカル」が「自己記述的」、「ヘテロロジカル」が「自己記述的でない」と仮定すると、「ヘテロロジカル」という語自体はどちらにも適切に分類できなくなるという論理的矛盾を示す概念。