Simple Definition of psychotic
: having or relating to a very serious mental illness that makes you act strangely or believe things that are not true : relating to or suffering from psychosis
Examples of psychotic in a sentence
He was diagnosed as psychotic.
<the identity of the psychotic murderer known as the Zodiac Killer remains an intriguing puzzle>
First Known Use of psychotic
Seen and Heard
What made you want to look up psychotic? Please tell us where you read or heard it (including the quote, if possible).