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sternson

[sturn-suh n]
noun
  1. a knee in a timber-framed vessel, reinforcing the angle between the keelson and the sternpost.
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Origin of sternson

First recorded in 1840–50; stern2 + (keel)son
Also called stern knee.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sternson

sternson

noun
  1. nautical a timber scarfed into or bolted to the sternpost and keelson at the stern of a wooden vesselCompare stemson
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Word Origin for sternson

C19: from stern ² + -son, on the model of keelson
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