Definition of: trestle

(tres′əl) noun
1. A beam or bar supported by four divergent legs, for bearing platforms, etc.
2. An open braced framework for supporting the horizontal stringers of a railway bridge, etc.
3. In carpentry, an intervening stud.
4. A trestletree.
5. plural The props of a vessel on the ways. [<OF trestel <L transtrum. See TRANSOM.]