bn

See also: Bn, BN, B.N., .bn, bn., and Bn.

Translingual

Etymology

Abbreviation of English Bengali, from Classical Persian بَنْگَالَه (bangāla), from Middle Bengali বাঙ্গালা (baṅgala).

Symbol

bn

1. (international standards) ISO 639-1 language code for Bengali.

See also

• Wiktionary’s coverage of Bengali terms

English

Symbol

bn

2. Billion.

   Alternative forms: bn., bln

   Holonyms: tn, trn

   1. (usually) Billion short scale.

      Synonym: B

      Holonyms: T, trn

      Meronyms: mn, mn., mln, mln., M

      • 2007 December 5, Randeep Ramesh, “Speed limits rise as India falls in love with the car”, in The Guardian‎:

        The £4bn expressways form a diamond linking Delhi with the country's three other largest cities, Mumbai, Chennai and Calcutta, marking the beginning of more than £35bn of road projects.

      • 2025 July 31, Reporting staff, “Who will pay for the trillion-dollar AI boom? A technological revolution meets a financial one”, in The Economist‎, archived from the original on 31 July 2025:

        This year companies will spend $400bn on the infrastructure needed to run artificial-intelligence (AI) models. Predictions of the eventual bill are uniformly enormous. Analysts at Morgan Stanley reckon $2.9trn will be spent on data centres and related infrastructure by the end of 2028; consultants at McKinsey put it at $6.7trn by 2030. Like a bad party at a good restaurant, nobody is quite sure who will pick up the tab.

   2. (rare) Billion long scale.

Adjective

bn (not comparable)

2. Initialism of brand new.

Anagrams

• N.B., NB, n.b., nB, nb