| a white, crystalline, water-insoluble, powerful high explosive, C3H6N6O6, used chiefly in bombs and shells. |
| an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language. |
psychotomimetic psy·chot·o·mi·met·ic (sī-kŏt'ō-mə-mět'ĭk, -mī-)
adj.
Tending to induce hallucinations, delusions, or other symptoms of a psychosis. Used of a drug. n.
A psychotomimetic drug, such as LSD.