certify
verb (used with object)
to attest as certain; give reliable information of; confirm.
had certified
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past perfectof certify.past perfect
Used to express a completed action that took place before another specific past action occurred.
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.
Nvidia CEO Jensen Huang said Friday that the company had certified Micron alongside SK Hynix and Samsung as providers of the latest design of high-bandwidth memory, known as HBM4.
From Barron's ● Jun. 8, 2026
An investigation by the Australian Broadcasting Corporation found that a single US-based laboratory had certified at least half of the products that had failed Choice's testing, and that this facility routinely recorded high test results.
From BBC ● Sep. 5, 2025
Two of the officials had certified the election results.
From New York Times ● Jun. 1, 2023
SDN's samples at local laboratories had already found contaminants above set thresholds at more than 25% of sites that the programme had certified as clean in December 2021.
From Reuters ● Sep. 1, 2022
Our main problem, it seemed to me, was that the state had certified us as lion tamers before ever leaving us alone in a cage with a lion.
From "Newjack: Guarding Sing Sing" by Ted Conover
