'Transom window' definitions:

Definition of 'transom window'

From: WordNet
noun
A window above a door that is usually hinged to a horizontal crosspiece over the door [syn: transom, transom window, fanlight]

Definition of 'Transom window'

From: GCIDE
  • Transom \Tran"som\, n. [Probably fr. L. transtrum a crossbeam, transom, from trans across. Cf. Trestle.]
  • 1. (Arch.) A horizontal crossbar in a window, over a door, or between a door and a window above it. Transom is the horizontal, as mullion is the vertical, bar across an opening. See Illust. of Mullion. [1913 Webster]
  • 2. (Naut.) One of the principal transverse timbers of the stern, bolted to the sternpost and giving shape to the stern structure; -- called also transsummer. [1913 Webster]
  • 3. (Gun.) The piece of wood or iron connecting the cheeks of some gun carriages. [1913 Webster]
  • 4. (Surg.) The vane of a cross-staff. --Chambers. [1913 Webster]
  • 5. (Railroad) One of the crossbeams connecting the side frames of a truck with each other. [1913 Webster]
  • Transom knees (Shipbuilding), knees bolted to the transoms and after timbers.
  • Transom window. (Arch.) (a) A window divided horizontally by a transom or transoms. (b) A window over a door, with a transom between. [1913 Webster]