medical : of, relating to, or suffering from a mental illness that causes you to falsely believe that people are trying to harm you
: having or showing an unreasonable feeling that people are trying to harm you, do not like you, etc. : feeling or showing paranoia
What made you want to look up paranoid? Please tell us where you read or heard it (including the quote, if possible).
Take our visual vocab quiz
A quick quiz about stuff worth knowing
The commonly misspelled words quiz
The Vocab Quiz Game for iPhone & iPad
"Incredibly fun and addictive. And informative!" User Review, iTunes