tautology
noun/tɔːˈtɒlədʒi/
/tɔːˈtɑːlədʒi/
[uncountable, countable]- a statement in which you say the same thing twice in different words, when this is unnecessary, for example ‘They spoke in turn, one after the other.’Topics Languagec2Word Originmid 16th cent.: via late Latin from Greek, from tautologos ‘repeating what has been said’, from tauto- ‘same’ + -logos (see -logy).
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tautology