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 Standards form the foundation for innovation in the microelectronics industry. The SEMI Standards process has been used to create more than 1000 industry approved standards and …

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

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.

Jul 31, 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.

SEMI (Semiconductor Equipment and Materials International) is a global industry association that unites companies involved in designing and manufacturing semiconductors.

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

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SEMI is the global industry association representing the electronics manufacturing and design supply chain, connecting over 2,400 member companies and 1.3 million professionals worldwide.