n. 1 a something told; knowledge. b (usu. foll. by on, about) items of knowledge; news (the latest information on the crisis). 2 Law (usu. foll. by against) a charge or complaint lodged with a court or magistrate. 3 a the act of informing or telling. b an instance of this. information retrieval the tracing of information stored in books, computers, etc. information science the study of the processes for storing and retrieving information. information theory Math. the quantitative study of the transmission of information by signals etc. informational adj. informationally adv.
[ ME f. OF f. L informatio -onis (as INFORM) ]