transaction

Etymology

Borrowed from Middle French transaction, from Old French transaccion, from Late Latin transactio.

noun

1. The act of conducting or carrying out (business, negotiations, plans).
   The transaction was made on Friday with the supplier.
2. A deal or business agreement.
3. An exchange or trade, as of ideas, money, goods, etc.
   I made the transaction with the vendor as soon as she showed me the pearls.
4. (finance) The transfer of funds into, out of, or from an account.
5. (computing) 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).
6. (especially in plural) A record of the proceedings of a learned society.
7. (transactional analysis) A social interaction.