1. The quality or state of having only two dimensions (length and width), lacking depth or the third dimension
The two-dimensionality of the painting makes it appear flat on the canvas.
A bidimensionalidade da pintura faz com que pareça plana na tela.
2. Lack of complexity, depth, or substance; superficiality
Critics complained about the two-dimensionality of the character development in the film.
Os críticos reclamaram da bidimensionalidade do desenvolvimento do personagem no filme.