It's a "semi" trailer because it doesn't have its own engine, front axles and wheels, transmission, and so on. Thus, "semi-truck" is a nickname for a truck that carries a semi-trailer.
MSN: Why Are Semi-Trucks Called 18-Wheelers? (And How Many Wheels They Really Have)
Why Are Semi-Trucks Called 18-Wheelers? (And How Many Wheels They Really Have)
For massive semi-trucks that haul tens of thousands of pounds down highways every day, drivetrain isn't just a matter of choice. Rear-wheel drive (RWD) is the backbone of the trucking industry for a ...
SEMI meaning: 1 : 54114; 2 : 3 / ˈsɛˌmaɪ/ US : a short, heavy truck that has a long trailer attached to the back and that is used to move goods : semitrailer
A semi-truck is a crucial part of supply chains across the world because of its ability to move goods over long distances. Designed to carry large, heavy, or large quantities of cargo, semi-trucks are ...
SEMI is a global industry association that connects and supports companies in the microelectronics design and manufacturing value chain.
The meaning of SEMI is semifinal —often used in plural. How to use semi in a sentence.
Semi- is a numerical prefix meaning "half". The prefix alone is often used as an abbreviation when the rest of the word (the thing which half of is being described) is clear from context.
semi (plural semis) (UK, Ireland, Australia, Canada, informal) A semi-detached house. quotations 2008, Elliott Placks, quoted in Helen Isbister, Morris Bryant, Property, Career FAQs, Australia, page 40, I′m selling two side-by-side semis that are currently under construction, a waterfront apartment and a house in Rose Bay.