Girder (noun)

A large steel beam that is used as a horizontal support in construction.

Origin:

The word girder is derived from the old english word "gyrder" meaning "a beam of wood" or "a support".

Examples:

1. The bridge was built with steel girders.
2. The building's structure was reinforced with additional girders.
3. The girders were hoisted into place by a crane.
4. The girders were bolted together to create a strong frame.
5. The girders were painted to protect them from rust.