impossible figure
noun
a picture of an object that at first sight looks three-dimensional but cannot be a two-dimensional projection of a real three-dimensional object, for example a picture of a staircase that re-enters itself while appearing to ascend continuously
Also called: Escher figure
Words nearby impossible figure
imposing,
imposing stone,
imposition,
impossibility,
impossible,
impossible figure,
impost,
impost block,
impostor,
impostor syndrome,
impostume