Tautology

"Tautology" in Japanese

トートロジー

tōtorojī

(uncountable: redundant use of words)

トートロジー

tōtorojī

(expression that features tautology)

トートロジー

tōtorojī

(in logic)

同語反復

dōgo hanpuku

(uncountable: redundant use of words)

同語反復

dōgo hanpuku

(expression that features tautology)

恒真式

kōshin shiki

(in logic)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.