'method' vs. 'message' vs. 'function' vs. '???'

Question

I recently asked a question about what I called \"method calls\". The answer referred to \"messages\". As a self-taught hobby programmer trying to phrase questions that don\

Answer 1

I'm not sure about origin of message terminology. Most ofter I encounter messages in UML design. Objects (Actors in UML terminology) can communicate with each other by means of messages. In real-world code message is just a function call usually. I think of message as of attempt to communicate with some object. It can be a real message (like messages in OS) or function calls.