strongroom

American  

[strawng-room, -room, strong-] / ˈstrɔŋˌrum, -ˌrʊm, ˈstrɒŋ- /

Or strong room

noun

1. a fireproof, burglarproof room in which valuables are kept.

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strongroom British  

/ ˈstrɒŋˌruːm, -ˌrʊm /

noun

1. a specially designed room in which valuables are locked for safety

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Etymology

Origin of strongroom

First recorded in 1755–65; strong + room

Example Sentences

Unfortunately, the safe was too large to make it through the strongroom doorway and officials opted to have it placed in the castle library instead.

From BBC

After years of hiding in stairwells, Weinstein said she and her husband are lucky to have gained a strongroom in the sixth-floor apartment they moved to last month.

From Seattle Times

Kept in a strongroom with four papyrus scrolls from Herculaneum, the material is tested before and after display and shown in the same womb-like darkness that wraps the Book of Kells in Dublin.

From The Guardian

We are in the strongroom of his shop in north London, where he is showing off some of the hundreds of bags that customers pledge each year, in return for borrowing money.

From BBC

In a musty basement strongroom behind two sets of heavy steel doors, workers pulled elephant tusks from piles that nearly reach the ceiling.

From US News