would you like a dvd-r of my daughter's birthday party?  i recorded all of it because it was such a special memory
a piece of [dvd] media that is writable, by using the correct type of computer hardware, like a dvd burner
"would you like a dvd-r of my daughter's birthday party?  i recorded all of it because it was such a special memory" What is the definition of "dvd-r"?