ironclad

Meaning

Adj

1. (not-comparable) Covered with iron, steel, or (loosely) any other tough metal; armor-plated.
2. (figuratively, not-comparable) Solid or certain; not able to be disputed or questioned; irrefutable.
3. (figuratively, not-comparable) Rigorous; severe; exacting.
4. (figuratively, not-comparable) Stubborn; inflexible.

Noun

1. A ship, vessel, or vehicle with a covering of iron, steel, or (loosely) any other tough metal.
2. An armor-plated warship, (especially) one preceding the invention of harveyized steel.
3. A wooden warehouse with an outer skin of corrugated metal.

Synonyms

brassbound

armour-clad

armor-plated

battleship

armored

mailed

mail

panzer

unbreakable

undeniable

unquestionable

armor-clad

ironlike

steel-plated

apodictic

ironshod

armoured

armour-plated

cast-iron

hard

inflexible

Translations

acorazado

cuirassé

gepanzert

couraçado

eisern

encouraçado

اكمائ

اكماؤ

أكماؤ

fefaent

irrefutable

cuirassat

immutable

incontrovertible

مصفح

Etymology

From iron + clad.