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Synonyms

CPU

American  

abbreviation

Computers.
  1. central processing unit: the key component of a computer system, which contains the circuitry necessary to interpret and execute program instructions.


CPU British  

abbreviation

  1. central processing unit

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

CPU Scientific  
  1. Abbreviation of central processing unit


CPU Cultural  
  1. An abbreviation for c entral p rocessing u nit. The “brain” of a computer, the CPU is where data manipulation actually takes place. The results of these manipulations are then stored in the computer memory. Microprocessors perform this function in personal computers.


Etymology

Origin of CPU

First recorded in 1965–70


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The company’s new CPU offering should benefit from growing adoption of AI agents like Meta’s Muse, he says, adding that Meta is Arm’s chief customer for the CPU.

From The Wall Street Journal ● Nov. 6, 2026

But server CPU demand isn’t enough on its own to support Intel through near-term challenges, Hiken said, namely the ongoing weakness in the PC market.

From MarketWatch ● Oct. 29, 2026

However, rising CPU and memory prices continue to pressure laptop makers.

From The Wall Street Journal ● Sep. 4, 2026

Meanwhile, Nvidia introduced Vera, its first-ever standalone CPU, earlier this year, saying it opens the company up to a total addressable market it projects will reach $200 billion by the end of the decade.

From MarketWatch ● Aug. 25, 2026

He collects his laptops and his thermos and goes inside, with CPU trotting after him.

From "The Tenth Mistake of Hank Hooperman" by Gennifer Choldenko

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