The technical term of getting high on acid is LSD intoxication, but it is also known as an "acid trip" or a "psychedelic experience."
Whenever people mention drugs and its consequences such as hallucinations and hearing voices, some might only come up with its detrimental effects in their mind. However, such experiences can be exceptional and worthwhile for a certain group of people. As one once said if you never try it once in your life, you might regret not doing it for the rest of your life.