personal computer

American  

noun

1. a compact computer that uses a microprocessor and is designed for individual use, as by a person in an office or at home or school, for such applications as word processing, data management, financial analysis, or computer games. PC

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personal computer British  

noun

1. a small inexpensive computer used in word processing, playing computer games, etc

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personal computer Scientific  

/ pûr′sə-nəl /

1. A computer built around a microprocessor for use by an individual. Personal computers have their own operating systems, software, and peripherals, and can generally be linked to networks.

2. Compare mainframe

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personal computer Cultural  

1. A computer typically used in the home, office, or school. Also a generic term for a PC Microsoft® operating system.

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Etymology

Origin of personal computer

First recorded in 1975–80

Example Sentences

Monday's announcement instead focuses on a new CPU, or central processing unit, which acts like the brain of a personal computer.

From Barron's • Jun. 1, 2026

This newspaper’s first mention of Apple was all the way back on April 17, 1978, buried in the 16th paragraph of a story on Page 40 about investors with a secret weapon: the personal computer.

From The Wall Street Journal • Apr. 3, 2026

The idea of artificial intelligence, let alone a personal computer, was a fantasy at best.

From Salon • Mar. 26, 2026

The explosion in value I enjoyed can be owed to something that happened in the U.S. around 1980: Americans invented the personal computer industry.

From Barron's • Mar. 14, 2026

He put another log into the wood stove and sat down at his personal computer, which was located next to his clock-repair bench.

From "The Hot Zone" by Richard Preston

Related Words

• desktop computer
• laptop
• minicomputer
• workstation