computer science

noun

: a branch of science that deals with the theory of computation or the design of computers

Examples of computer science in a Sentence

She has a degree in computer science.
Recent Examples on the Web
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The average starting salary for computer science majors is expected to be around $81,500 for the class of 2026, according to the National Association of Colleges and Employers, up 7% from the previous year. Preston Fore, Fortune, 31 Mar. 2026 For decades, developing a program that plays Go at an elite level was an infamous problem in computer science. Matteo Wong, The Atlantic, 30 Mar. 2026 According to Sun Lichao, an assistant professor of computer science and engineering at Lehigh University in Pennsylvania, the rapid uptake of OpenClaw in China will also likely contribute to a faster displacement of white-collar jobs. CNN Money, 29 Mar. 2026 The good news is that once a deal is reached, the hours-long security checkpoint lines will likely dispel quickly, according to Sheldon Jacobson, an aviation expert and professor of computer science at the University of Illinois Grainger College of Engineering. Kathleen Wong, USA Today, 27 Mar. 2026 See All Example Sentences for computer science

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of computer science was in 1955

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Cite this Entry

“Computer science.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/computer%20science. Accessed 4 Apr. 2026.

Kids Definition

computer science

noun
: a branch of science that deals with the theory of computing or the design of computers
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