In basic terms, a psychic is a person who asserts awareness of things not usually knowable, such as ideas, futures

https://uncoverintriguingdimensionsspiritualconsultationses.fotosdefrases.com/the-background-of-psychics-and-their-function-in-society

In easy terms, a psychic is someone that asserts recognition of things not ordinarily knowable, such as ideas, futures, or spirit messages.