trabe
trabe is a Latin form of trabs, meaning “beam, timber; tree; ship”. It is the ablative singular feminine noun.
Found 27 times in the Latin texts on Socratos.
Where it is used
Vergil, Aeneid 2.481: aeratos; iamque excisa trabe firma cavavit
All forms of trabs (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.