Trestle (noun)

1. A piece of furniture consisting of two uprights and a crosspiece used as a support for a flat surface such as a table top.
2. A braced framework used as a support, especially for a bridge.

Origin:

Late middle english: from old french tressel, from late latin transtellum "something supporting a crosspiece", from latin trans- "across" + stellum "prop".

Examples:

1. The carpenter made a sturdy trestle to hold up the heavy wooden beams during construction.
2. The artist set up her canvas on a trestle and began painting a landscape.
3. The engineer designed a unique trestle to support the bridge over the ravine.
4. The trestle table was the perfect height for the children to use as a desk for their art projects.
5. The museum displayed the ancient artifacts on a series of trestles to show the objects from multiple angles.