[ dawr-mi-tawr-ee, -tohr-ee ]
See synonyms for dormitory on
noun,plural dor·mi·to·ries.
  1. a building, as at a college, containing a number of private or semiprivate rooms for residents, usually along with common bathroom facilities and recreation areas.

  2. a room containing a number of beds and serving as communal sleeping quarters, as in an institution, fraternity house, or passenger ship.

Origin of dormitory

1475–85; <Latin dormītōrium bedroom, equivalent to dormī(re) to sleep + -tōrium-tory2

Words Nearby dormitory Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use dormitory in a sentence

British Dictionary definitions for dormitory


/ (ˈdɔːmɪtərɪ, -trɪ) /

nounplural -ries
  1. a large room, esp at a school or institution, containing several beds

  2. US a building, esp at a college or camp, providing living and sleeping accommodation

  1. (modifier) British denoting or relating to an area from which most of the residents commute to work (esp in the phrase dormitory suburb)

Origin of dormitory

C15: from Latin dormītōrium, from dormīre to sleep
  • Often (for senses 1, 2) shortened to: dorm

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