treenail

noun

tree·nail ˈtrə-nᵊl

variants or trunnel or less commonly trenail

: a wooden peg made usually of dry compressed timber so as to swell in its hole when moistened

Word History

First Known Use

13th century, in the meaning defined above

Time Traveler

The first known use of treenail was in the 13th century

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Browse Nearby Words

treen

treenail

tree nymph

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Cite this Entry

Style

“Treenail.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/treenail. Accessed 31 Jul. 2025.

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