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Definition of keelson

keelson

/ˈkiːlsən/
keel · son
Plural:keelsons
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keelson Lexical Profile

keelson Game Scores & Validity

• noun

1

A longitudinal structural timber or steel beam firmly fastened above the keel of a ship, running parallel to it to stiffen and strengthen the vessel's framework.

Example

"The shipwrights carefully bolted the heavy oak keelson over the floor timbers to ensure the hull could withstand punishing ocean waves."

Synonyms
View all synonyms for keelson

• Nearby Words

keel-billed toucan
keelback
keeled rat snake
keelson
kefir
keg
kegon

Word Origin & Etymology

Early 17th century: from Scandinavian sources, such as Swedish 'kölsvin' or Norwegian 'kjølsvill' (literally 'keel sill' or 'keel swine'), which was later altered in English by association with the word 'son'.

Cite this Entry

Wordmom. (2026). Definition of Keelson. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/keelson
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