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conundrum

American  
[kuh-nuhn-druhm] / kəˈnʌn drəm /

noun

  1. a riddle, the answer to which involves a pun or play on words, as What is black and white and read all over? A newspaper.

  2. anything that puzzles.


conundrum British  
/ kəˈnʌndrəm /

noun

  1. a riddle, esp one whose answer makes a play on words

  2. a puzzling question or problem

"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

Etymology

Origin of conundrum

First recorded in 1590–1600; pseudo-Latin word of obscure origin

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.

Perhaps the biggest conundrum the head coach has been left with after this camp is up front.

From BBC • Apr. 1, 2026

"Until recently, while stellar rotation was thought to be part of solving this conundrum, limited computing abilities prevented us from quantitatively testing the hypothesis," says Falk Herwig, principal investigator and director of ARC.

From Science Daily • Mar. 24, 2026

That presents the Fed with a classic conundrum, especially given its dual mandate of maintaining maximum employment and low inflation.

From Barron's • Mar. 20, 2026

And while so many people out there would love to find themselves with an extra $21,000, I understand your conundrum.

From MarketWatch • Mar. 16, 2026

Vivid to me, and a seeming conundrum, was the refusal of my inmate to submit to a strip-frisk.

From "Newjack: Guarding Sing Sing" by Ted Conover