IE may refer to any of the following:
IE is a common acronym for Microsoft Internet Explorer. See our Microsoft Internet Explorer definition for additional information.
Latin for id est, which translates to that is, the i.e. abbreviation is short for in other words, in this case, that is, and to say. For example, Firefox is an Internet browser i.e., a software program that lets you surf the Internet.
The Internet domain suffix .ie is short for Ireland.
Browser, Computer acronyms, e.g.