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Related to transom: over the transom
a. a surface forming the stern of a vessel, either vertical or canted either forwards (reverse transom) or aft at the upper side
b. any of several transverse beams used for strengthening the stern of a vessel
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A horizontal bar of wood or stone across a door or window; the crossbar separating a door from the fanlight above it; a window divided by a transom bar.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
A window above a door.
The flat, vertical aft end of a ship or boat as distinguished from a canoe-shaped or cruiser stern.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. A horizontal member, usually of wood or stone, that separates a door from a window, fanlight, or panel above it; sometimes called a transom bar.
2. An operable window hinged to the transom, 1 directly above a door.
3. A crossbar in a window frame that divides a window horizontally. Also see operable transom.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.