Wiktionary
e-tailer
n. A company that does business via electronic media, especially via the Internet
Usage examples of "e-tailer".
It happens e-tailer by e-tailer, one Web site after the other, like the spread of a virus.
They all lose money (even e-tailers which offer basic, standardized goods - books, CDs - with the exception, until September 11, of sites connected to tourism).