tautology
Tautology or tautological (from ancient Greek tautología "repetition of what has already been said") stands for:
- Tautology (logic) , a statement that is always true, regardless of the truth value of the underlying components
- in philosophy a definition that includes what is to be explained in the explanation, see Idem per idem
- Tautology (language) , stylistically an accumulation of synonymous words
See also:
- tautological bundle (topology, geometry)
- Pleonasm (rhetorical figure: verbosity without gaining information)
Wiktionary: tautology - explanations of meanings, word origins, synonyms, translations
