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  1. SEMI Definition & Meaning - Merriam-Webster

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

  2. Portal | SEMI

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

  3. SEMI definition in American English | Collins English Dictionary

    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.

  4. SEMI Definition & Meaning | Dictionary.com

    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 "somewhat." It is often used in …

  5. Semi - definition of semi by The Free Dictionary

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

  6. SEMI - Semiconductor Equipment and Materials International

    SEMI connects more than 2,500 member companies and 1.3 million professionals worldwide to advance the technology and business of electronics design and manufacturing.

  7. semi - Wiktionary, the free dictionary

    Feb 23, 2026 · Adverb [edit] semi (not comparable) (informal) Somewhat; to some extent. quotations

  8. semi - WordReference.com Dictionary of English

    semi-, Pronouns a combining form borrowed from Latin, meaning "half,'' freely prefixed to English words of any origin, now sometimes with the senses "partially,'' "incompletely,'' "somewhat'': semiautomatic; …

  9. Semi Definition & Meaning | YourDictionary

    Short semi formal dresses are ideal for holiday parties, evening weddings that don't state that formal attire is expected, dances, galas, the opera, and more. Find similar words to semi using the buttons …

  10. SEMI Standards

    For 50 years, SEMI Standards have helped reduce manufacturing complexity, which enables customer cost reduction, improved supplier quality, and shorter time-to-market. Each year, more than 1,000 …