brainteaser

[ breyn-tee-zer ]

noun

1. a puzzle or problem whose solution requires great ingenuity.

Word History and Origins

Origin of brainteaser¹

First recorded in 1920–25; brain + tease + -er ¹( def )

Example Sentences

Here are some puzzles and brainteasers to challenge your family and friends with, either in person or over video chat.

From Popular-Science

Related Words

• conundrum
• enigma
• problem
• question
• riddle
• secrecy
• subtlety
• thriller