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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.

“Friendliness alone is not a sufficient reason to trust someone with your finances.”

From The Wall Street Journal • May 31, 2026

All of this reinforced something for me: friendliness alone is not a sufficient reason to trust someone with your finances.

From MarketWatch • May 27, 2026

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

She had no difficulty in procuring Isabella’s invitation; and she was fortunate in having a sufficient reason for asking it, without resorting to invention.—There was a tooth amiss.

From "Emma" by Jane Austen

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