Onager vs. Trebuchet: What's the Difference?

A wild ass (Equus hemionus) of Asia, having an erect mane, a light brown coat, and a dark stripe along the back.

A medieval catapult for hurling stones or other heavy projectiles, often by means of a sling at the end of a long, counterweighted, swinging arm.

An ancient and medieval catapult, often employing a wooden arm with a short sling.

A medieval siege engine consisting of a large pivoting arm heavily weighted on one end.

The Asiatic wild ass or hemione (Equus hemionus), an animal of the horse family native to Asia; specifically, the Persian onager, Persian wild ass, or Persian zebra (Equus hemionus onager).

A torture device for dunking suspected witches by means of a chair attached to the end of a long pole.

A military engine acting like a sling which threw stones from a bag or wooden bucket powered by the torsion from a bundle of ropes or sinews operated by machinery; a torsion catapult.

To shoot with a trebuchet.

A military engine acting like a sling, which threw stones from a bag or wooden bucket, and was operated by machinery.

A cucking stool; a tumbrel.

A wild ass of central Asia, especially the koulan (Equus hemionus syn. Equus hemippus syn. Equus onager, formely Asinus onager).

A military engine used in the Middle Ages for throwing stones, etc. It acted by means of a great weight fastened to the short arm of a lever, which, being let fall, raised the end of the long arm with great velocity, hurling stones with much force.

Medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles

A kind of balance for weighing.

Asiatic wild ass

Medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles