Definition of 4G in English:

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[mass noun]
A mobile communications standard intended to replace 3G, allowing wireless Internet access at a much higher speed: they recently announced that the newest iPad will support 4G [as modifier]: when a 4G phone can’t find a 4G network, it falls back on 3G
More example sentences
  • In the interim, both Wi-Fi and 4G are gaining momentum.
  • And forget about putting a 4G phone in your pocket.
  • When we get to 4G, we'll also want things like multi-user detection.


1990s: abbreviation of fourth generation.

For editors and proofreaders

Line breaks: 4G

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