4G

American

abbreviation

Telecommunications, Digital Technology.

fourth-generation: being or relating to communications technology or a mobile device that supports much faster data-transfer speeds than previous versions.

4G smartphones.

4G British

abbreviation

fourth generation: a stage in mobile phone technology when data can be provided more quickly and on broader bandwidths than previously

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of 4G

First recorded in 2005–10

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A farmer says hosting 4G masts on his land has become a "nightmare" after the rent he receives was halved, and it costs him £5,000 in fees.

From BBC ● Oct. 15, 2026

A few miles away in Stewartstown, Joanne Sinclair said recent improvements to 4G and 5G coverage had been hugely beneficial to her family's hardware store.

From BBC ● Sep. 29, 2026

Most areas of the UK now have access to 4G and 5G signal, but in some places the lack of it can cause serious disruption to people's lives.

From BBC ● Sep. 29, 2026

Also, with anchor customer Vodafone Idea possibly raising funds to expand 4G capacity and roll out 4G and 5G networks, this would add new tenancies to Indus Towers.

From The Wall Street Journal ● Apr. 29, 2026

Figure 4G is about fifty-five sections caudad to the preceding figure, and passes through the middle region of the heart, ht.

From Development of the Digestive Canal of the American Alligator by C. M. Reese

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023