2.5d

/D/
adjective
  1. 1

    (video games, computer graphics) Halfway between two-dimensional and three-dimensional; typically limited to a two-dimensional plane with only limited access to the third dimension.

  2. 2

    (theater, drama) Of, belonging or relating to 2.5D musicals, a type of modern Japanese musical theater production which adapts stories originally presented in a two-dimensional medium (anime, manga, or video games).