transaction

noun

Etymology: Borrowed from Middle French transaction, from Old French transaccion, from Late Latin transactio. By surface analysis, trans- + action.

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.; personal interaction.

   “I made the transaction with the vendor as soon as she showed me the pearls.”

4. The transfer of funds into, out of, or from an account.

   “But also: all of the banking transactions you carry out, each phrase you dictate to Alexa, each scan of a UPS package en route to your door, every record of a COVID-19 PCR test in your Labcorp account, every bucket of wings you DoorDashed.”

5. 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. A record of the proceedings of a learned society.
7. A social interaction.