| prismoid | พริสมอยด์ [คณิตศาสตร์๑๙ ก.ค. ๒๕๔๗] |
| prismoid | (n) a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms |
| Prismoid | n. [ Cf. F. prismtoïde. ] A body that approaches to the form of a prism. [ 1913 Webster ] |
| Prismoidal | a. Having the form of a prismoid; |