• WordNet 3.6
    • n treenail a wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast
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Webster's Revised Unabridged Dictionary
    • n Treenail (Shipbuilding) A long wooden pin used in fastening the planks of a vessel to the timbers or to each other.
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Century Dictionary and Cyclopedia
    • n treenail A cylindrical pin of hard wood used for fastening planks or timbers in ships and similar constructions. Treenails are made of oak- and teak-wood, but the best material for them is the wood of the American locust, from its great durability and toughness and its freedom from shrinkage.
    • n treenail In architecture, same as gutta. 1.
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Chambers's Twentieth Century Dictionary
    • ns Treenail a long wooden pin or nail to fasten the planks of a ship to the timbers
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Webster's Revised Unabridged Dictionary
Tree + nail
Chambers's Twentieth Century Dictionary
A.S. treó, treów; Ice. tré, Gr. drus, Sans. dru.


In literature:

I was in it; Mr Treenail, the second lieutenant, steering.
"Tom Cringle's Log" by Michael Scott
Next forenoon, Mr. Treenail, the second lieutenant, sent for me.
"Great Sea Stories" by Various
When we found that no one was inside we told Captain Treenail of the man we had seen climbing up the cliff.
"Captain Mugford" by W.H.G. Kingston
A year was added for hardwood treenails, and another for 'salting on the stocks.
"All Afloat" by William Wood
They had only two sledges; both were made of 2-1/2 inch oak-planks, devoid of bolt-holes or treenails, and having but very few nail-holes.
"In the Arctic Seas" by Francis Leopold McClintock