an ornamental puzzle consisting of a frame in which five metal balls are suspended in such a way that when one is moved it sets all the others in motion in turn
THIS WEEK’S WORD OF THE DAY QUIZ IS POSITIVELY FELICIFIC
Do you study our Words of the Day with great assiduity? See how many you remember from March 30 to April 5!
Question 1 of 7
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