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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Another finding may come as more of a shock for young grads who followed the conventional advice to major in computer science and engineering, information systems, and other technology fields. Megan Cerullo, CBS News, 24 Feb. 2026 Alumnus Bill Ruh, lead donor and Innovation Hub co-chair, recounted his time as a Cal State Fullerton computer science student who went on to become chief executive officer of GE Digital. Lou Ponsi, Oc Register, 23 Feb. 2026 The highest-paying majors for workers ages 22 to 27 are computer engineering, computer science and chemical engineering, with recent graduates earning median early-career salaries of $85,000 or more. Mike Winters, CNBC, 21 Feb. 2026 Turing, considered the father of computer science, was given a posthumous royal pardon by the late Queen Elizabeth II in 2013. Michelle Del Rey, USA Today, 20 Feb. 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

Browse Nearby Words

Cite this Entry

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

Kids Definition

computer science

noun
: a branch of science that deals with the theory of computing or the design of computers
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster