What does 4G stand for?

Fourth generation cellular data technologies

A technical acronym for the fourth generation of mobile communication technology standards for mobile phones; first offered in the U.S. by Sprint in 2009; must meet a set of specifications determined by the International Telecommunications Union; replaces 3G; often seen when advertised with mobile phones.


"Is your iPhone 3G or 4G?"

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Last Updated: December 9, 2014

4G definition

This page explains what the acronym "4G" means. The definition, example, and related terms listed above have been written and compiled by the Slangit team.

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