(n.) An ancient military engine, in the form of a crossbow, used for hurling large missiles.
Example Sentences:
(1) The purpose of this article is to describe useful orthodontic treatment for the palatally impacted caries by using the ballista spring appliance.
(2) The ballista spring appliance was effective in pulling the palatally impacted maxillary canines forward vertical direction.
(3) Ryse: Son of Rome , also a launch title, played as an extremely high-intensity God of War , the demo level portraying legions landing from the sea, an impressive variation on a theme – Omaha beach, with ballistas.
(4) The ballista spring system is a simplified orthodontic system for treating impacted teeth.
Trebuchet
Definition:
(n.) Alt. of Trebucket
Example Sentences:
(1) Samuel (a hollow-cheeked Noah Wiseman) is plagued by fears of a monster, and exhibits his anxiety in the most antisocial ways imaginable (one of the more palatable being the home-made trebuchet he takes to school).