ETYM French, from Latin informatio representation, conception. Related to Inform.
1. A message received and understood; SYN. info, data.
2. Knowledge acquired through study or experience or instruction.
3. Formal accusation of a crime.
4. (Communication theory) A numerical measure of the uncertainty of an outcome; SYN. selective information, entropy.
1. A speech act that conveys information; SYN. making known.
2. To furnish incriminating evidence to an officer of the law (usually in return for favors); SYN. ratting.