| a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S. |
| 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. |
diverticulitis di·ver·tic·u·li·tis (dī'vûr-tĭk'yə-lī'tĭs)
n.
Inflammation of a diverticulum, especially of the small pockets in the wall of the colon that fill with stagnant fecal material and become inflamed.
| diverticulitis (dī'vûr-tĭk'yə-lī'tĭs) Pronunciation Key
Inflammation of a diverticulum or of diverticula in the intestinal tract, usually causing abdominal pain and fever. |