also well known
Frequency: The word is one of the 3000 most common words in English.
1.
A well-known person or thing is known about by a lot of people and is therefore famous or familiar. If someone is well-known for a particular activity, a lot of people know about them because of their involvement with that activity.
He surrounds himself with attractive, intelligent, or well-known people...
Hubbard was well known for his work in the field of drug rehabilitation.
ADJ
2.
A well-known fact is a fact that is known by people in general.
It is well known that bamboo shoots are a panda’s staple diet.
ADJ