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knowledge base

NOUN

computerized data in system

Synonyms

WEAK

data base expert system

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.

Proton VPN has an extensive and well-organized knowledge base that allows users to search for answers to their issues independently.

From Salon • Mar. 21, 2026

The team found that ChatGPT-4o had near-random predictions when it could no longer tap its memorized knowledge base — the data it was trained on.

From MarketWatch • Dec. 27, 2025

"I was in the theatre yesterday and just in awe of the surgeons operating here - the knowledge base and the work that it must have taken to get there."

From BBC • Dec. 27, 2025

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

I search my knowledge base but come up blank.

From "A Rover's Story" by Jasmine Warga