from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Tending to induce hallucinations, delusions, or other symptoms of a psychosis. Used of a drug.
- n. A psychotomimetic drug, such as LSD.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. That induces a temporary state of altered perception and symptoms similar to those of psychosis (such as hallucinations).
- n. A psychotomimetic drug (such as LSD).
Alteration of psychosomimetic (influenced by psychotic) : psychos(is) + mimetic.(American Heritage® Dictionary of the English Language, Fourth Edition)