| 单词 | tautology | 
| 释义 | tautologynoun  tau·tol·o·gy  tȯ-ˈtä-lə-jē     plural tautologies   1  a    : needless repetition of an idea, statement, or word  Rhetorical repetition, tautology ('always and for ever'), banal metaphor, and short paragraphs are part of the jargon.  b    : an instance of such repetition  The phrase "a beginner who has just started" is a tautology. 2  logic   : a statement that is true by virtue of its logical form alone  A logical combination of sentences that is always true, regardless of the truth or falsity of the constituent sentences, is known as a "tautology." … now the objection was raised that the entire theory of natural selection rested on a tautology: "Who survives? The fittest. Who are the fittest? Those that survive." tautology nounas in repetitiona statement in which you repeat a word, idea, etc., in a way that is not necessary "A beginner who has just started" is a tautology. Synonyms & Similar Words Relevance 
 Antonyms & Near Antonyms 
 | 
| 随便看 | 
 | 
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。