Atlatl and Ballista

Ballista and atlatl are semantically related in arm topic. In some cases you can use "Ballista" instead a noun "Atlatl".

Ballista noun - An engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles.

Atlatl and ballista are semantically related in arm topic. Sometimes you can use "Atlatl" instead a noun "Ballista".