C1 noun /ˈleɪˌpɜːrsən/
layperson
непрофессионал
Meaning
A person who is not a member of the clergy or does not have specialized knowledge in a subject.
Example
The judge explained the law so that the layperson could understand.
Судья объяснил закон так, чтобы непрофессионал мог его понять.