2G

adjective

Referring to standards before 2.5G. Includes GSM, DMA, TDMA, iDEN, and PDC.

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Meanings

adjective
  1. retronymcommunicationsReferring to standards before 2.5G. Includes GSM, DMA, TDMA, iDEN, and PDC.

    The entire rail network has long operated its own masts, used for communicating with drivers. But they are largely GSM. That's 2G to us -yesterday's tech.

    2025 October 1, Paul Clifton, “Reaching out for superfast WiFi”, in RAIL, number 1045, page 50
Cite this entry
APA

2G. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/2G

MLA

“2G.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/2G. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “2G,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/2G.

Source: 2G on Wiktionary, CC BY-SA 4.0.