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

(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.

(information science) The science of searching for information in documents, searching for documents themselves, searching for metadata which describe documents, or searching within databases, whether relational stand-alone databases or hypertextually-networked databases such as the World Wide Web.

(computing) The practice of creating and/or studying computer systems and applications. / (computing) The computing department of an organization.

(advertising) The non-verbal information conveyed in a commercial to the audience via their five senses.

the totality of information, especially that which is accessible online

(applied science) A broad and interdisciplinary science that deals with the gathering, classification, storage, manipulation, retrieval and analysis of information as an organized resource.

plural of information system

(computing) The accuracy, consistency and reliability of the information content, processes and systems, especially with regard to database corruption.

Any data processing system, either manual or computerized. / Any telecommunications system whose primary function is to transmit and/or display data.