An understanding between entities to follow a specific course of conduct.
Rules that exist in many languages that force some parts of a sentence to be used or inflected differently depending on certain attributes of other parts.
A legally binding contract enforceable in a court of law.
A state whereby several parties share a view or opinion; the state of not contradicting one another.
The act of conducting or carrying out (business, negotiations, plans).
A social interaction.
A record of the proceedings of a learned society.
An exchange or trade, as of ideas, money, goods, etc.
A deal or business agreement.
The transfer of funds into, out of, or from an account.
An atomic operation; a message, data modification, or other procedure that is guaranteed to perform completely or not at all (e.g. a database transaction).