Psychedelics are a group of drugs that are known for their mind-altering effects and ability to produce altered states of consciousness. These drugs are often referred to as hallucinogens, which is a synonym for psychedelics. Other synonyms include entheogens, which describes the spiritual and religious aspects of these substances, and psychotomimetics, which refers to their ability to mimic symptoms of psychosis. Other common synonyms for psychedelics include mind-expanding drugs, consciousness-altering substances, and visionary plants. Regardless of what they are called, these drugs have been used for thousands of years for religious and spiritual purposes and have recently gained popularity for their potential therapeutic benefits.