3D printing 3D printing /ˌθriːˈdiː ˈprɪntɪŋ/

noun

1. The process of making a three-dimensional object from a digital model by using a computer-guided machine to build up material layer by layer  ( 3D printing )
   the process of making a three-dimensional object from a digital model by using a computer-guided machine to build up material layer by layer