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strongroom

or strong room

[strawng-room, -roo m, strong-]
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noun
  1. a fireproof, burglarproof room in which valuables are kept.
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Origin of strongroom

First recorded in 1755–65; strong + room
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for strongroom

Historical Examples

  • Mapfabvisheen had trodden softly from the strongroom and thought himself safe.

    Rastignac the Devil

    Philip Jos Farmer

British Dictionary definitions for strongroom

strongroom

noun
  1. a specially designed room in which valuables are locked for safety
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012