knowledge base
Americannoun
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the accumulated knowledge a person has available to draw and build on.
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Computers. an extensive database used by computer software, especially artificial intelligence systems.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"That knowledge base created a consumer who knew exactly what they wanted. And that's really where the boom in Indian skincare began."
From BBC ● Aug. 19, 2026
If you want to save time and hassle, the knowledge base is a good place to start.
From Salon ● Mar. 13, 2026
That information also might be incorporated into an AI’s knowledge base, where, in theory, it could be misused or exposed in a security breach.
From The Wall Street Journal ● Feb. 24, 2026
Whoever is in charge of closing the classroom door for an hour of valuable instruction ought to possess a solid knowledge base and be a critical thinker, not an AI “frequent flier.”
From The Wall Street Journal ● Nov. 17, 2025
It was the printing press that established a common knowledge base against which these discoveries could be measured.
From "The Invention of Science" by David Wootton
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
