- Relating to or resembling a prism.
* * *pris·mat·ic priz-'mat-ik adj1) relating to, resembling, or constituting a prism2) formed by a prism3) having such symmetry that a general form with faces cutting all axes at unspecified intercepts is a prism <\prismatic crystals>
* * *pris·mat·ic (priz-matґik) shaped like a prism; produced by a prism.
Medical dictionary. 2011.