ballista

The ballista was a term used for a siege engine which used a torsion engine (tormentum) driving 2 horizontally opposed arms rotating in the horizontal plane to hurl objects or shoot bolts. It was like a large crossbow and powered by the torsion resulting from 2 wooden arms thrust into 2 thick skeins of twisted cords made of horsehair, gut, sinew, o…...

Ballista

The ballista (Latin, from Greek βαλλίστρα – ballistra and that from – βάλλω ballō, `throw`), plural ballistae, was an ancient missile weapon that launched a large projectile at a distant target. The earliest mention of ballista in literature occurs in the Bible, as invented and used under the reign of king Uzziah. II Chronicle.....
Found on http://en.wikipedia.org/wiki/Ballista

Ballista

• (n.) An ancient military engine, in the form of a crossbow, used for hurling large missiles.
Found on http://thinkexist.com/dictionary/meaning/ballista/

Ballista

(Latin) a high powered crossbow that hurled missiles long distances and could pierce armor.
Found on http://www.hestories.info/greco-roman-world-glossary.html

Ballista

Bal·lis'ta noun ; plural Ballistæ [ Latin ballista , balista , from Greek ballein to throw.] An ancient military engine, in the form of a crossbow, used for hurling large missiles.
Found on http://www.encyclo.co.uk/webster/B/9

Ballista

A castle siege engine shaped like a large crossbow, for shooting large arrows.
Found on http://great-castles.com/glossary.php

ballista

ancient missile launcher designed to hurl javelins or heavy balls. Ballistas were powered by torsion derived from two thick skeins of twisted cords ... [2 related articles]
Found on http://www.britannica.com/eb/a-z/b/12

ballista

artillery- weapon discharging arrows and stone balls
Found on http://www.digital-documents.co.uk/archi/glos_rom.htm

Ballista

Catapult resembling a very large crossbow (also spelled ballistra)
Found on http://homeworkhelp.stjohnssevenoaks.com/glossary.htm

ballista

early missile weapons resembling large crossbow on a carriage, firing metal bolts, arrows or stone slugs
Found on http://www.castles-of-britain.com/glossary.htm

Ballista

siege engine taking the form of a giant crossbow, mounted on a stand
Found on https://www.encyclo.co.uk/local/20402

Ballista

siege engine taking the form of a giant crossbow, mounted on a stand
Found on http://www.encyclo.co.uk/local/22129

Ballista

Torsion gun.
Found on http://www.encyclo.co.uk/local/20764
No exact match found