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or tre·nail  (trē′nāl′, trĕn′əl, trŭn′əl) also trun·nel (trŭn′əl)
A wooden peg used as a fastener in building wooden ships or timber-frame buildings.


(ˈtriːneɪl; ˈtrɛnəl) or




(Building) a dowel used for pinning planks or timbers together


or tre•nail

(ˈtriˌneɪl, ˈtrɛn l, ˈtrʌn l)

a wooden pin that swells when moist, used for fastening timbers.


A wooden dowel used to prevent a wooden mortise and tenon joint from slipping apart. Trunnels were usually made of a hardwood such as oak or hickory.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Treenail - a wooden peg that is used to fasten timbers in shipbuildingtreenail - a wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast
nog, peg - a wooden pin pushed or driven into a surface
References in periodicals archive ?
Other items on display include iron and copper nails and a wooden treenail recovered during an expedition to the hulk by museum staff in 1987.
The wooden fasteners, or treenails, that hold it together have proved more durable in lake conditions than metal nails, which are vulnerable to rust.
It delivers what the title promises, namely a chronological analysis of the various fastenings used in ship construction from lashing, stitching and sewing via treenails, dowels and clenched nails to iron or steel rivets and bolts made of Muntz metal.