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

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.

18 hours ago · The Semi will be available in 325-mile Standard Range and 500-mile Long Range variants. Tesla Semi will start high-volume production in 2026, according to Elon Musk. Two …

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”. …

6 days ago · Welcome to connect@semi - your invaluable member benefit for resources and relationships.

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

1 day ago · Tesla has quietly updated its official Semi website with final specifications for the production version of its all-electric Class 8 truck.

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'': …

1 day ago · The Semi was a key tool in Tesla's quest to decarbonize global transportation, providing a zero-emissions option in the most polluting segment: the trucking industry.

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