noun, plural tau·tol·o·gies.
- a compound propositional form all of whose instances are true, as “A or not A.”
- an instance of such a form, as “This candidate will win or will not win.”
Origin of tautology
Examples from the Web for tautologous
Historical Examples of tautologous
And the tautologous, useless nature of the hypothesis in the second forces the theory back to the first view.Creative Intelligence
John Dewey, Addison W. Moore, Harold Chapman Brown, George H. Mead, Boyd H. Bode, Henry Waldgrave, Stuart James, Hayden Tufts, Horace M. Kallen
The phrase pre-established harmony is, strictly speaking, tautologous.
noun plural -gies
Word Origin for tautology
1570s, from Late Latin tautologia "representation of the same thing," from Greek tautologia, from tautologos "repeating what has been said," from tauto "the same" + -logos "saying," related to legein "to say" (see lecture (n.)).