central processing unit

American  

noun

Computers.

1. CPU.

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central processing unit British  

noun

1.  CPU.  the part of a computer that performs logical and arithmetical operations on the data as specified in the instructions

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central processing unit Scientific  

1. The part of a computer that interprets and carries out instructions provided by the software. It tests and manipulates data, and transfers information to and from other components, such as the working memory, disk drive, monitor, and keyboard. The central processing units of personal computers are generally implemented on a single chip, called a microprocessor.

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Etymology

Origin of central processing unit

First recorded in 1965–70

Example Sentences

Further announcements followed, including a promise from Nvidia to invest $5 billion and work with Intel on central processing unit designs.

From The Wall Street Journal • Jun. 23, 2026

Nvidia on Monday announced chips for PCs that combine a central processing unit with its coveted AI computing capabilities.

From The Wall Street Journal • Jun. 2, 2026

The popularity of AI agents has boosted the demand for such central processing unit chips.

From Barron's • May 28, 2026

The PC is equipped with a central processing unit, graphics card, random-access memory and high-capacity storage — the very same equipment that multitrillion-dollar tech companies are now hoovering up to power their artificial-intelligence ambitions.

From MarketWatch • May 23, 2026

Online ——— In this book, it signifies the act of being in direct communication with a remote computer's central processing unit.

From The Online World by De Presno, Odd