Truncated tesseract
| Tesseract | Truncated tesseract | Rectified tesseract | Bitruncated tesseract | 
| Schlegel diagrams centered on [4,3] (cells visible at [3,3]) | |||
| 16-cell | Truncated 16-cell | Rectified 16-cell (24-cell) | Bitruncated tesseract | 
| Schlegel diagrams centered on [3,3] (cells visible at [4,3]) | |||
In geometry, a truncated tesseract is a uniform 4-polytope formed as the truncation of the regular tesseract.
There are three truncations, including a bitruncation, and a tritruncation, which creates the truncated 16-cell.