Etymologically

Etymology and origin of the English word dormitory

Confidence
Established
Formation
Borrowing
First attested
1440
Borrowed from
Latin dormitorium via Middle English
Ultimate origin
Latin dormiō

Pronunciation

  • UK: /ˈdɔː.mɪ.tɹi/[1]
  • US: /ˈdɔɹ.mɪˌtɔɹ.i/[1]

Etymology

It is inherited from Middle English dormitorie,[2][3] borrowed from Latin dormītōrium (“sleeping place”),[4][5][3][6][7] the neuter of dormītōrius (“of sleep”) used as a noun,[4][3][6] from dormītus, the past participle of dormiō (“to sleep”).[3][5] Barnhart thinks the borrowing was possibly helped by Old French dormitoire,[8] and the OED compares the obsolete French word.[4] Middle English already had dortour from about 1300, from the vernacular Old French form dortor,[5][2] beside dortoir.[2][9] Old English had slæpern (“dormitory”).[5]

Earliest recorded meaning

The dormitory of a monastery or nunnery: the Middle English Dictionary's first quotations are from visitation records of 1440–41, and Barnhart dates the word to 1440.[2][8] Etymonline dates it to the mid-15th century, originally of monasteries,[5] and the OED's first record is from 1485, in Caxton's translation of the story of Charlemagne.[4]

Semantic evolution

The word began as the sleeping hall of a religious house,[5][2] and the OED extends its first sense to any sleeping room, especially one with many beds, or a building divided into cells for the inmates of an institution.[4] Johnson (1755) defined it as a place to sleep in, commonly a room with many beds.[10] In the 17th century it was used figuratively of a resting place and of a burial place, a sense that died out in the 19th century.[4] The American sense, a building where college students live, is dated by Etymonline to 1718[5] and by the OED to 1865.[4] The British use for a town or suburb whose residents work in a city, chiefly attributive, as in dormitory town, is recorded from 1923.[4][7]

Timeline

  • c. 1300 – the earlier Middle English dortour, a monastic dormitory.[5][2]
  • 1440 – dormytorye, the dormitory of a monastery or nunnery.[2][8] The OED's first record is from 1485.[4]
  • 1634 – figuratively, a resting place; also a burial place (obsolete by 1891).[4]
  • 1718 – a residence hall of a college.[5] The OED dates this American sense to 1865.[4]
  • 1923 – a suburb or town where commuters live.[4]

Meanings

Noun

  1. A large room with several beds, as in a boarding school or other institution.[7][11][4]
  2. (US) A building at a college or university in which students live; a hall of residence: She moved out of the dormitory in her third year.[7][11][4]
  3. (British) Used before a noun of a town or suburb from which most residents commute to work elsewhere: a dormitory town.[7][4]
  4. (obsolete, 1634–1891) A burial place; a cemetery or grave.[4]

References

  1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
  3. ^ a b c d The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
  4. ^ a b c d e f g h i j k l m n o p Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  5. ^ a b c d e f g h i Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  6. ^ a b Stevenson, Angus, ed. (2010), Oxford Dictionary of English, 3rd ed., Oxford: Oxford University Press
  7. ^ a b c d e Collins English Dictionary (2023), Glasgow: HarperCollins
  8. ^ a b c Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  9. ^ Mayhew, A. L.; Skeat, Walter W. (1888), A Concise Dictionary of Middle English from A.D. 1150 to 1580, Oxford: Clarendon Press
  10. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  11. ^ a b Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster

Related etymologies

Cite this entry

“Dormitory.” Etymologically, 2 Nov. 2026, etymologically.com/en/dormitory. Accessed 2 Nov. 2026.

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