A condition in which all relevant information is known to all parties involved. For example, in the stock market, stock information has a full public disclosure, and all investors are in the same position to share information.

An abstract but formal representation of entities including their properties, relationships and the operations that can be performed on them.

prediction market

The inability to process everything one hears and sees; the availability or supply of too much information, or a state of stress which results.

The protection of information and information systems from unauthorized access and disruption.

The use and management of information in pursuit of an advantage over an opponent, such as propaganda, disinformation, and gathering assurances that one's own information is accurate.

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

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

The time between information becoming available and it being publicly broadcast.

partly informal, neither formal nor informal, semi-formal.