Escher figure

Escher figure

(ˈɛʃə)
n
(Psychology) another name for impossible figure
[named after M. C. Escher (1898–1970), Dutch graphic artist who produced many such drawings]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014