Semitrailer (noun)

A trailer designed to be attached to a tractor unit in order to form a truck-trailer combination.

Origin:

The word 'semitrailer' originated in the early 20th century and refers to a trailer designed to be attached to a tractor unit in order to form a truck-trailer combination.

Examples:

1. The semitrailer was used to transport goods over long distances.
2. The semitrailer was loaded with containers of merchandise.
3. The semitrailer was hitched to a tractor unit before heading out on the road.
4. Semitrailers come in a variety of sizes to accommodate different loads and transportation needs.
5. The semitrailer was equipped with air suspension to ensure a smooth ride.