What is another word for semi-trailers?
Pronunciation: [sˈɛmitɹˈe͡ɪləz] (IPA) 
Semi-trailers, commonly known as tractor-trailers, are wheels that are widely used in the transportation industry for carrying goods from one place to another. The term semi-trailer describes the type of truck trailer that is pulled by a semi-truck, which has a semi-cab attached to it. Some other synonyms for the word semi-trailers include big rigs, 18-wheelers, transporters, HGVs, and articulated lorries. They are called articulated lorries because they are made in such a way that the trailer stays connected to the cab, creating a flexible joint. Regardless of what you call it, semi-trailers play a crucial role in the global economy, ensuring that goods are transported safely and efficiently.
