source code

noun

: a computer program in its original programming language (such as FORTRAN or C) before translation into object code usually by a compiler

Examples of source code in a Sentence

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.
There are some things manufacturers can keep private, including trade secrets, source code and certain information that could put a device’s security at risk. Tiffani Jackson, Fort Worth Star-Telegram, 4 Sep. 2026 This substitution only happens when the font engine draws the page on screen, meaning scrapers that simply download plaintext source code get an altered version that end users never see. Kyle Orland, ArsTechnica, 12 Aug. 2026 The situation becomes considerably more complicated for models whose underlying source code is not publicly available. Neetika Walter, Interesting Engineering, 11 Aug. 2026 These systems are trained on publicly available source code pulled from open-source repositories. Varun Badhwar, Forbes.com, 6 Aug. 2026 See All Example Sentences for source code

Word History

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of source code was in 1965

Browse Nearby Words

Cite this Entry

“Source code.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/source%20code. Accessed 7 Sep. 2026.

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