arch board
- a distinctive area at the upper part of a stern, curving upward toward the center and giving the name and port of the vessel within a carved and painted frame; escutcheon.
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for arch board
Historical Examples of arch board
The arch-board, or part whereon the ship's name and port are painted.
The Sailor's Word-BookWilliam Henry Smyth