top timber
- a timber forming the upper, straighter portion of a frame in a wooden hull.
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Origin of top timber
First recorded in 1620–30
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for top timber
Historical Examples
In naval architecture, a name for the fifth or top-timber sweep (which see).
The Sailor's Word-BookWilliam Henry Smyth
A name sometimes given to the back sweep which forms the upper part of the top-timber.
The Sailor's Word-BookWilliam Henry Smyth