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.

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

SEMI Is the global industry association representing the electronics manufacturing supply chain, connecting over 2,000 member companies and 1.3 million professionals worldwide.

Despite what you may think, the "semi" in “semi-truck” actually refers to the trailer, not the truck itself. In fact, the name “semi-truck” is just a shortened version of “semi-trailer truck.”

SEMI represents the electronics manufacturing and design supply chain, connecting over 2,600 member companies and 1.3 million professionals worldwide.

Sep 25, 2024 · 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.

semi-skilled used to describe something that happens twice within a particular time: a semi-weekly appointment (Definition of semi from the Cambridge Business English Dictionary © …

3 days ago · A semi-truck veered off Florida’s Turnpike and ended up in a roadside canal on Monday.

The word “semi” is derived from the Latin word “semi re,” which means “half.” This likely refers to the fact that semi-trucks only haul half of a load compared to a full-sized trailer. The other half …

Nov 20, 2025 · Tesla has revealed a redesign of its electric semitruck as it gears up to begin high-volume production in 2026 — a long-awaited move expected to shake up the trucking industry. …