| invaginate | |
| —vb | |
| 1. | pathol to push one section of (a tubular organ or part) back into itself so that it becomes ensheathed; intussuscept |
| 2. | (intr) (of the outer layer of an organism or part) to undergo invagination |
| —adj | |
| 3. | (of an organ or part) folded back upon itself |
| [C19: from Medieval Latin invāgīnāre, from Latin | |
| in'vaginable | |
| —adj | |
| the offspring of a zebra and a donkey. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |