|a gadget; dingus; thingumbob.|
|a chattering or flighty, light-headed person.|
ricin ri·cin (rī'sĭn, rĭs'ĭn)
A poisonous protein that is extracted from the castor bean and is used as a biochemical reagent.
|ricin (rī'sĭn, rĭs'ĭn) Pronunciation Key
An extremely poisonous protein extracted from the castor bean. Ricin inhibits protein synthesis in cells, and is used as a biochemical reagent and in cancer research.