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.

Tesla Semi is a fully electric semi truck with active safety features, massive range and a spacious interior designed for maximum visibility.

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 - is a combining form used like a prefix meaning “half.” In some instances, it is used figuratively to mean "partially," "incompletely," or "somewhat."

Dec 16, 2025 · Global sales of total semiconductor manufacturing equipment by original equipment manufacturers (OEMs) are forecast to reach a record high of $133 billion in 2025, …

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 © …