ironclad (suomeksi)

Määritelmät:

Covered with iron, steel, or some metal, armor-plated.
(lb, en, figuratively) Solid or certain; not able to be disputed or questioned; irrefutable.
(lb, en, figuratively) Rigorous; severe; exacting.
A metal-plated ship, vessel, or vehicle.
(lb, en, military) An armor-plated warship.