Definition of "transaction" []

• The act of transacting or the fact of being transacted. (noun)
• Something transacted, especially a business agreement or exchange. (noun)
• Communication involving two or more people that affects all those involved; personal interaction: "a rich sense of the transaction between writer and reader” ( William Zinsser). (noun)
• A record of business conducted at a meeting; proceedings. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "I've also started using the term transaction data to mean data which is application-specific but captured from the network, like DNS requests and replies, HTTP requests and replies, and so on."
• "On the other side of the transaction is the lender."
• "You may seem anonymous when you pay cash to buy a pack of gum at a grocery store, but the transaction is anonymous only so long as it is inconsequential; if you passed a counterfeit $100 bill, you would quickly discover that you could be tracked by your fingerprints, your DNA, and by your image on store cameras."