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 membership opens the door to new opportunities and connections that grow your business. Only through membership can you take full advantage of SEMI programs, initiatives, and staff …

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

Nov 10, 2025 · Volume production of the electric big rig hasn't gotten underway just yet, but Tesla has already revised the front end and made it more efficient.

WASHINGTON, D.C.— Today, Congressman Brian Fitzpatrick (PA-1), along with Congressman Brendan F. Boyle (PA-2) today introduced the bipartisan, bicameral Strengthening Essential …

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 © …

Nov 14, 2012 · What does semi - mean? Semi - is a combining form used like a prefix meaning “half.” In some instances, it is used figuratively to mean "partially," "incompletely," or …

semi- a combining form meaning “half” (semiannual), “partially,” “somewhat” (semiautomatic; semidetached; semiformal).