(thermodynamics) A theoretical engine that converts information into energy for use in work, decreasing heat entropy in the process. / (data processing) A data processor.

(mathematics) A branch of applied mathematics and engineering involving the quantification of information sent over a communication channel, disregarding the meaning of the sent messages, exemplified by the noisy-channel coding theorem.

(information theory) A measure of the uncertainty associated with a random variable; a measure of the average information content one is missing when one does not know the value of the random variable (usually in units such as bits); the amount of information (measured in, say, bits) contained per average instance of a character in a stream of characters.

plural of information market

plural of information float

plural of information engine

(finance) A characteristic of transactions in which the parties to a contract are inclined to operate opportunistically in the presence of uncertainty and complexity surrounding the contract.

A legal right of the general public to obtain information held by a government.

(dated, computing) The Internet and all other computer networks in the 1990s.

(physics) The speed at which information is transmitted through a particular medium / (marketing) The speed of information flow about a product in a market