| opisthotonos; opisthotonus | อาการเกร็งหลังแอ่น [แพทยศาสตร์ ๖ ส.ค. ๒๕๔๔] |
| opisthotonos | (n) severe spasm in which the back arches and the head bends back and heels flex toward the back |
| Opisthotonos | ‖n. [ NL., from Gr. &unr_; backwards + &unr_; a stretching. ] (Med.) A tetanic spasm in which the body is bent backwards and stiffened. [ 1913 Webster ] |