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

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.

4 days ago · A fatal multi-vehicle crash involving a semi-truck forced the hourslong closure of the westbound 10 Freeway in Ontario Thursday morning.

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

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Mar 26, 2025 · The Semi 101 series is a beginner’s guide to understanding microchips and the semiconductor industry – from components to processes and everything in between. This guide is …

Dec 14, 2022 · SEMI is an industry association that has 2,400 member companies in the semiconductor and electronics design and manufacturing industry and supply chain. Founded in 1970, the …

SEMI- definition: a combining form borrowed from Latin, meaning “half,” freely prefixed to English words of any origin, now sometimes with the senses “partially,” “incompletely,” “somewhat”. See examples …

A semi is a large truck that is made in two separate sections, a tractor and a trailer, which are joined together by metal bars.

Dec 29, 2025 · Adverb [edit] semi (not comparable) (informal) Somewhat; to some extent. quotations