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sufficient reason

British  

noun

  1. the principle that nothing happens by pure chance, but that an explanation must always be available

  2. the view that such an explanation is a reason for God to have chosen one alternative rather than another

"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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The ACM said it had also received reports of these allegations and "considers this sufficient reason to launch a formal investigation into possible violations of the rules by Roblox."

From Barron's • Jan. 30, 2026

But the court did not think there was a sufficient reason to reconsider the decision that had lowered his security.

From BBC • May 2, 2025

But it’s hard to sustain interest when a drama hasn’t given us sufficient reason to care about the characters.

From Los Angeles Times • Sep. 30, 2024

The court said there was no sufficient reason to keep the pastor in custody.

From Seattle Times • May 4, 2023

There just wasn’t sufficient reason to invent, for example, the telescope when you had an astronomical theory which, with extraordinary mathematics, could fit the appearances.

From "Circumference" by Nicholas Nicastro