know
verb (used with object)
to perceive or understand as fact or truth; to apprehend clearly and with certainty.
has known
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present perfectof know (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
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.
Sweden has known rare earth mineral deposits in Kiruna, Bergslagen and Norra Kärr outside Gränna.
From Science Daily ● Jul. 24, 2026
“He is bold, and he isn’t afraid to take risks,” said Barry Diller, chair of People Inc., who has known Roberts and Angelakis for years.
From The Wall Street Journal ● Jun. 30, 2026
Memphis rapper BlocBoy JB, who has known Keith since the age of 14, posted on Instagram about his death, writing: "We talked everyday yeen tell me you was leaving."
From BBC ● Jun. 18, 2026
Clarkson also told Cooper and Ireland, who seemed visibly stunned about the health revelation, that he has known about his cancer diagnosis since May.
From Los Angeles Times ● Jun. 17, 2026
My brother has known me for all of my fourteen years.
From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin
