And why are tractor-trailers called semis? The answer is simply because “semi-truck,” or just “semi,” has become a catch-all term to describe the vehicles.

May 2, 2025 · On Thursday, autonomous trucking firm Aurora announced it launched commercial service in Texas under its first customers, Uber Freight and Hirschbach Motor Lines, which …

Semis are so named because they fall between standard trucks and trailers in terms of size. What sets them apart from other trucks is their ability to detach the trailer, making them more …

Mar 13, 2023 · Semi trucks are known by many other monikers, from tractor-trailer and 18-wheeler to the more informal big rig. Some people even drop the truck and just call them semis.

The meaning of SEMI is semifinal —often used in plural. How to use semi in a sentence.

Feb 19, 2025 · Why Are Semi-Trucks Called Semi-Trucks? If you’ve ever wondered, what’s a semi truck, you’re not alone. A semi-truck, also known as a semi-trailer truck, is a large …

Sep 25, 2024 · As we mentioned prior, semi-trucks are mainly defined by having a detachable trailer that is used to support their loads. A regular truck, otherwise known as a box or straight …

British informal the semi-finals in a sporting competition.... Click for English pronunciations, examples sentences, video.

Jul 29, 2025 · Learn what is a semi truck, why trucks are called semis, and what an 18 wheelers is. Complete guide covering semi truck design, history, and importance in transportation.

Tesla's electric Semi is certainly neat looking, and its promised range is equally impressive. However, here's what real-world driving ranges may look like.