computer science

American  

noun

1. the science that deals with the theory and methods of processing information in digital computers, the design of computer hardware and software, and the applications of computers.

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computer science British  

noun

1. the study of computers and their application

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computer science Scientific  

1. The study of the design and operation of computer hardware and software, and of the application of computer technology to science, business, and the arts.

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Other Word Forms

Derived Forms

• computer scientist
  noun

Etymology

Origin of computer science

First recorded in 1970–75

Example Sentences

In addition, all screen time is banned except for academic instruction in computer science and for state assessments.

From Los Angeles Times • May 20, 2026

Jiaming Cui, assistant professor of computer science at Virginia Tech who authored the study, suggested more cases can’t be ruled out.

From MarketWatch • May 14, 2026

"This example is a nice merger of classical geometry, modern plant biology, and computer science."

From Science Daily • May 14, 2026

The singer was also a lecturer in computer science at the University of Rwanda before he was sacked.

From BBC • May 7, 2026

Evan and Hari fist-bumped, and Evan said, “Bro, that was epic. That wing your parents donated to the computer science department must be something else.”

From "When Dimple Met Rishi" by Sandhya Menon

Related Words

• artificial intelligence
• computer technology
• data processing
• information technology
• robotics