stemson

stem·son

S0735900 (stĕm′sən)n. Nautical A piece of supporting timber bolted to the stem and keelson at their junction near the bow of a wooden vessel.
[stem + (keel)son.]

stemson

(ˈstɛmsən) n (Nautical Terms) nautical a curved timber scarfed into or bolted to the stem and keelson at the bow of a wooden vessel. Compare sternson[C18: from stem1 + (keel)son]