An act or process of making a purchase.
A part of an organization that manages such processes
A complex, organized process in large organizations for obtaining goods that may include identification of requirements, approvals, supplier management, negotiation, receipt of goods, and payment.
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).