If you have been wondering about this "Rom" word, don't feel bad. Many users only know that DVD Burner is hardware that enables the copying of data onto DVDs. But what exactly is a DVD Rom? Is it a synonym for DVD Burner? No. A DVD Rom refers to hardware that allows you to read data contained on DVDs, but cannot copy data. So if you are in the market for hardware that can copy data onto a DVD, you need a DVD burner, not just a DVD Rom. Now you know.