| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| the offspring of a zebra and a donkey. |
estival (iːˈstaɪvəl, ˈɛstɪ-) ![]() | |
| —adj | |
| the usual US spelling of aestival | |
estival es·ti·val (ěs'tə-vəl)
adj.
Relating to or occurring in the summer.