dormer

noun

dor·​mer ˈdȯr-mər How to pronounce dormer (audio)
: a window set vertically in a structure projecting through a sloping roof
also : the roofed structure containing such a window
dormered adjective

Illustration of dormer

Illustration of dormer

Word History

Etymology

Middle French dormeor dormitory, from Latin dormitorium

First Known Use

1592, in the meaning defined above

Time Traveler
The first known use of dormer was in 1592

Browse Nearby Words

Cite this Entry

“Dormer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dormer. Accessed 11 Sep. 2025.

Kids Definition

dormer

noun
dor·​mer ˈdȯr-mər How to pronounce dormer (audio)
: a window placed upright in a sloping roof
also : the structure containing a dormer window

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