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logical truth

British  

noun

  1. another term for tautology

  2. the property of being logically tautologous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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“How could you . . . a man devoted to reason and logical truth, believe that extraterrestrials are sending you messages?” the colleague asked.

From Washington Post

Human convention can no more constitute moral good than it can physical good, or mathematical or logical truth.

From Moral Philosophy by Joseph Rickaby, S.J.

They are something which cannot be identified with the categories of pleasure, nor of the useful, nor with those of ethic, nor with those of logical truth.

From Aesthetic as Science of Expression and General Linguistic by Benedetto Croce

Finally, the logical truth which has its seat in created intelligences is mutable: it may be increased or diminished, acquired or lost.

From Ontology or the Theory of Being by Peter Coffey

Or we must adopt this distinction, that a moral truth, that is, the truth of parlance, is the coincidence of language with reality; and a logical truth, a proposition which admits of demonstration.

From A Logic Of Facts Or, Every-day Reasoning by George Jacob Holyoake

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