spaxel

Noun

 * 1) A spectral pixel.

Etymology 2
, introduced in the 2012 paper Spaxels, Pixels in Space: A novel mode of spatial display (Horst Hörtner, Matthew Gardiner, Roland Haring, Christopher Lindinger, Florian Berger).

Noun

 * 1) A pixel that is not fixed to a two-dimensional display matrix but can be moved in three spatial dimensions.