| 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. |
| the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language). |
acetophenetidin ac·e·to·phe·net·i·din (ās'ĭ-tō-fə-nět'ĭ-dĭn, ə-sē'tō-)
n.
A white powder or crystalline solid derived from coal tar and used in medicine to reduce fever and relieve pain. Also called phenacetin.