known
known1 /nəʊn $ noʊn/

the past participle of know1
known2 W3
adjective
a study of all the known facts
her last known address
Apart from vaccines, there is no known way to protect against meningitis.
2. [only before noun] a known criminal, drug dealer etc is someone who people know to be regularly involved in criminal activities or to do other things that are disapproved of:
He was found with several other known sex offenders.
a known liar
3. be known for something to be famous or known about by a lot of people because of something:
He’s known for his good looks.
The region is known for its fine wines.
4. well-known/little-known/lesser-known used when saying how famous someone is:
works by lesser-known French artists
| I |

the past participle of know1
| II |
adjective Word Family: adjective: knowing, knowledgeable, known ≠ unknown; noun: knowledge, the unknown; adverb: knowingly ≠ unknowingly, knowledgeably; verb: know
1. [only before noun] used about something that people know about or have discovered:
2. [only before noun] a known criminal, drug dealer etc is someone who people know to be regularly involved in criminal activities or to do other things that are disapproved of:
3. be known for something to be famous or known about by a lot of people because of something:
4. well-known/little-known/lesser-known used when saying how famous someone is: