Meaning of Necker cube | Babel Free
Definitions
An optical illusion consisting of a wireframe drawing of a cube, where a given face may be perceived as being either on the front or the back of the cube.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.