- Confidence
- Established
- Formation
- Borrowing
- First attested
- c. 1325
- Inherited from
- Middle English pentis
Pronunciation
- IPA: /ˈpɛnt(h)aʊs/[1]
Etymology
It is inherited from Middle English pentis, pendize, altered by folk etymology through association with Middle French pente (“slope”) and English house.[2][3][4][5][6] The Middle English word is borrowed from Anglo-Norman pentiz, a shortening of Old French apentis (“attached building, appendage”),[2][3][4][6] from apent, past participle of apendre (“to belong, depend, hang against”),[2][7] from Medieval Latin appendicium (“appendage”),[3][4][6] from Latin appendere (“to hang, suspend”) (see append).[2][3][4][8]
Earliest recorded meaning
A shed or sloping roof attached to the wall of a main building, a lean-to (c. 1325 in the OED and Merriam-Webster's Word Histories; about 1300 in Barnhart and Etymonline).[9][10][3][4] The earliest known example is a metrical sermon describing the wall-less pendize that sheltered Joseph and Mary.[10]
Semantic evolution
The modern spelling dates from about 1530, when the word still meant an attached building with a sloping roof or an awning;[3][4][9] the association with French pente introduced the idea of a slope.[11] Johnson (1755) defines it as a shed hanging aslope from the main wall, quoting Shakespeare's Merchant of Venice.[12] In real tennis it is the sloping roof along three sides of the court (17th century).[13][2] The sense of a structure or dwelling built on the roof of a building is from the 19th century,[13][7] and it has since come to suggest a luxurious apartment with wide views.[14][2]
Timeline
- c. 1300 – pendize, a lean-to.[3][4]
- 1364 – pentys.[3]
- c. 1530 – penthouse.[3][4][9]
- 1615 – verb, to furnish with a penthouse.[9]
Modern meaning
Noun
- An apartment or dwelling on the roof or top floor of a building, often with a terrace.
- A structure on the roof of a building housing machinery, such as a lift or water tank.
- A shed or sloping roof attached to the side of a building or wall; a lean-to.
- (real tennis) The sloping roof along three sides of the court, off which the ball is served.
Word family
- penthouselike
Related words
- append
- appendix
- pendant
- lean-to
- pent
References
- ^ Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin
- ^ a b c d e f g h i Barnhart, Robert K., ed. (1995), The Barnhart Concise Dictionary of Etymology, New York: HarperCollins
- ^ a b c d e f g h Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ a b c Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
- ^ a b Merriam-Webster's Collegiate Dictionary (2003), 11th ed., Springfield, Mass.: Merriam-Webster
- ^ Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
- ^ a b c d Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
- ^ a b Merriam-Webster's Book of Word Histories, Springfield, Mass.: Merriam-Webster
- ^ Weekley, Ernest (1921), An Etymological Dictionary of Modern English, London: John Murray
- ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
- ^ a b Random House Webster's Unabridged Dictionary (1999), 2nd ed., New York: Random House
- ^ Cresswell, Julia (2021), Oxford Dictionary of Word Origins, 3rd ed., Oxford: Oxford University Press
Related etymologies
Cite this entry
“Penthouse.” Etymologically, 12 Oct. 2026, etymologically.com/en/penthouse. Accessed 12 Oct. 2026.
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