[ dawr-mer ]
See synonyms for dormer on
  1. Also called dormer window. a vertical window in a projection built out from a sloping roof.

  2. the entire projecting structure.

Origin of dormer

1585–95; <Middle French dormoirdormitory

Other words from dormer

  • dormered, adjective

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

How to use dormer in a sentence

  • Two broad dormer windows looked out toward the Gulf, and as far across it as a man's eye might reach.

  • Robert went over and seated himself on the broad sill of one of the dormer windows.

  • Then the roof itself, with its gables and dormer windows, softly folded itself flat down upon the top of the house, out of sight.

    Davy and The Goblin | Charles E. Carryl
  • Your old homestead is the loveliest place around, with its deep eaves and dormer-windows and vines.

    Tessa Wadsworth's Discipline | Jennie M. Drinkwater
  • A girl came out of lawyer Royall's house, at the end of the one street of North dormer, and stood on the doorstep.

    Summer | Edith Wharton

British Dictionary definitions for dormer


/ (ˈdɔːmə) /

  1. a construction with a gable roof and a window at its outer end that projects from a sloping roof: Also called: dormer window

Origin of dormer

C16: from Old French dormoir, from Latin dormītōrium dormitory

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