Wiktionary
n. (plural of siegework English)
Usage examples of "siegeworks".
When these siegeworks were completed, the only way in or out of Praeneste would be the snake-paths through the mountains behind.
Land which existed inside these siegeworks no tree or object tall enough to serve as a battering ram was left standing.
Caesar turned his back and looked at the receding siegeworks which were making a ruin of the outskirts of Mitylene.
Where had the Sertorian forces come from when none of those who had fought on the battlefield, even the hidden cavalry, had moved from the siegeworks before Lauro?
Why not invest the city, throw up siegeworks, emplace our engines and simply sit and pound and burn and starve the bastards out?
The Malwa siegeworks are not as strong as the walls of Babylon, of course, but they are still strong enough to repel a sally.