Also called picture puzzle. a set of irregularly cut pieces of pasteboard, wood, or the like that form a picture or design when fitted together.
any complex, confusing situation, condition, or item, as one composed of seemingly diverse or unrelated elements.
Origin of jigsaw puzzle
First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a puzzle in which the player has to reassemble a picture that has been mounted on a wooden or cardboard base and cut into a large number of irregularly shaped interlocking pieces
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